President Joe Biden delivers remarks on the 100th anniversary of the Tulsa Massacre Tuesday, June 1, 2021, at the Greenwood… https://www.rawpixel.com/image/4046245/photo-image-face-people-microphoneFree Image from public domain licenseA large table in a lecture hall with many commercial medicine vendors and practitioners seated around it: in the background… https://www.rawpixel.com/image/13977644/image-background-dogs-paperFree Image from public domain licenseDHS Secretary Alejandro Mayorkas Participates in a Keynote Conversation at Fordham UniversityNEW YORK CITY (March 9, 2023)… https://www.rawpixel.com/image/11072723/photo-image-face-person-public-domainFree Image from public domain licensePresident Joe Biden, joined by Special Envoy for Climate John Kerry, Secretary of the Treasury Janet Yellen and Director of… https://www.rawpixel.com/image/4046307/photo-image-wood-person-computerFree Image from public domain licenseA man seated in a chair in a landscape, holding an open book, directing a dissection which is taking place in the… https://www.rawpixel.com/image/14018190/image-paper-cartoon-faceFree Image from public domain licenseA large table in a lecture hall with many commercial medicine vendors and practitioners seated around it: in the background… https://www.rawpixel.com/image/13984758/image-background-dogs-horsesFree Image from public domain licenseSecretary of Defense Chuck Hagel delivers remarks during a retirement ceremony for former Undersecretary of Defense… https://www.rawpixel.com/image/3319240/free-photo-image-apparel-arlington-audienceFree Image from public domain licenseFSA (Farm Security Administration) district meeting of farm debt adjustment committee. Antigo, Wisconsin. Sourced from the… https://www.rawpixel.com/image/12336269/image-person-art-bookFree Image from public domain licenseFSA (Farm Security Administration) supervisors at a district meeting at San Angelo, Texas by Russell Lee https://www.rawpixel.com/image/12146085/image-paper-person-artFree Image from public domain licenseA student lecturing to other students in a parody of an academic lecture. Etching by George Cruikshank. https://www.rawpixel.com/image/14007904/image-paper-cartoon-faceFree Image from public domain license[Untitled photo, possibly related to: Williston, North Dakota. County commissioner addressing meeting of farmers' union to… https://www.rawpixel.com/image/12334331/image-person-public-domain-manFree Image from public domain licenseInwijding van Felix Meritis, 1788 (1799) by Reinier Vinkeles I and Jacobus Buys https://www.rawpixel.com/image/13783811/inwijding-van-felix-meritis-1788-1799-reinier-vinkeles-and-jacobus-buysFree Image from public domain licenseNEW LONDON, Conn. -- A Memorial Service is held at the U.S. Coast Guard Academy April 1, 2015, for cadets Soso Makaridze and… https://www.rawpixel.com/image/5977198/photo-image-public-domain-wood-personFree Image from public domain licenseMen of fashion attending a lecture on the anatomy of the horse. Engraving by B. Audran after Ch. Parrocel, 1733. https://www.rawpixel.com/image/13982140/image-horses-cartoon-faceFree Image from public domain licenseWilliston, North Dakota. Farmers' union meeting with the county commissioners to protest the selling of land to corporation… https://www.rawpixel.com/image/12335807/image-person-public-domain-familyFree Image from public domain licenseKarl With en Konrad Adenauer voor een lege zaal met stoelen, mogelijk Museum für Kunstgewerbe in Keulen (1925 - 1933) by… https://www.rawpixel.com/image/13753522/photo-image-face-people-clothingFree Image from public domain licenseWilliston, North Dakota. County commissioner addressing meeting of farmers' union to protest to the county commissioners the… https://www.rawpixel.com/image/12334588/image-person-public-domain-manFree Image from public domain licenseUnion meeting of textile workers in Greensboro, Greene County, Georgia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12326542/image-person-book-public-domainFree Image from public domain licenseDieulafoy with his assistants and students during a lecture at l'Hôtel-Dieu. Photograph, 1900. https://www.rawpixel.com/image/13981891/photo-image-person-hospital-public-domainFree Image from public domain licenseUniversity lecturers at Christmas playing cards. Etching after H. Bunbury. https://www.rawpixel.com/image/14010020/university-lecturers-christmas-playing-cards-etching-after-bunburyFree Image from public domain licensePresident Barack Obama holds a press conference during the U.S.-Africa Leaders Summit at the U.S. Department of State in… https://www.rawpixel.com/image/4050053/photo-image-person-table-natureFree Image from public domain licensePresident of Ukraine and the former Prime Minister of the United Kingdom talked to students of Taras Shevchenko National… https://www.rawpixel.com/image/11072978/photo-image-face-hand-peopleFree Image from public domain licenseAbbé Jean-Antoine Nollet demonstrating chemical experiments to a party of ladies and gentlemen. Engraving, ca. 1750. https://www.rawpixel.com/image/13993788/image-cartoon-person-artFree Image from public domain licenseMass meeting called to discuss ways and means for raising county fund in order to continue WPA (Works Progress… https://www.rawpixel.com/image/12175339/image-person-art-vintageFree Image from public domain licensePresident of Ukraine and the former Prime Minister of the United Kingdom talked to students of Taras Shevchenko National… https://www.rawpixel.com/image/11072971/photo-image-face-person-podiumFree Image from public domain license[Untitled photo, possibly related to: Townspeople listening to discussion and balloting during town meeting. Woodstock… https://www.rawpixel.com/image/12320821/image-person-phone-public-domainFree Image from public domain licenseDHS Secretary Alejandro Mayorkas Participates in a Keynote Conversation at Fordham UniversityNEW YORK CITY (March 9, 2023)… https://www.rawpixel.com/image/11072721/photo-image-face-people-laptopFree Image from public domain licenseWijsgeer houdt een redevoering voor een slapend publiek (1800 - 1805) by Jacob Ernst Marcus and Christiaan Josi https://www.rawpixel.com/image/13782573/image-paper-cartoon-faceFree Image from public domain licenseKing's College, London: the interior of the theatre on prizegiving day. Engraving by H. Melville after T. H. Shepherd, ca.… https://www.rawpixel.com/image/13983603/image-person-books-public-domainFree Image from public domain licenseSaint Bruno: he listens to a lecture by Raymond Diocrès. Engraving by P. Soubeyran after E. Le Sueur. https://www.rawpixel.com/image/13988494/image-face-person-artFree Image from public domain licensePresident of Ukraine and the former Prime Minister of the United Kingdom talked to students of Taras Shevchenko National… https://www.rawpixel.com/image/11072654/photo-image-face-flower-handFree Image from public domain licenseDiscussion at town meeting about families who receive charity from the town. The overseer of the poor spoke about one man as… https://www.rawpixel.com/image/12329056/image-christmas-person-bookFree Image from public domain licenseChair room architecture classroom. AI generated Image by rawpixel. https://www.rawpixel.com/image/12031476/photo-image-background-person-wallView licenseSecretary Blinken at the Conservation, Climate Adaptation, and Just Energy Transition ForumSecretary of State Antony J.… https://www.rawpixel.com/image/11072922/photo-image-person-laptop-public-domainFree Image from public domain licenseTwo men, possibly students, undressing a drunken doctor they have carried home, verse below. Lithograph. https://www.rawpixel.com/image/14020358/image-cartoon-person-artFree Image from public domain licenseFinal Exam Results Test Reading Books Words Concept https://www.rawpixel.com/image/968346/free-image-rawpixelcomView licenseFinal Exam Results Test Reading Books Words Concept https://www.rawpixel.com/image/968394/free-image-rawpixelcomView licenseClassroom Wisdom Creative Education Indoor Lesson https://www.rawpixel.com/image/91597/free-photo-image-classroom-empty-classView licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12293028/photo-image-person-public-domain-manFree Image from public domain licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12292759/photo-image-face-people-public-domainFree Image from public domain licenseLititz, Pennsylvania. Raymond Runk, accountant at the Animal Trap Company and fire captain, giving a lecture on German bombs… https://www.rawpixel.com/image/12291262/photo-image-person-fire-animalFree Image from public domain license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12293023/photo-image-person-public-domain-manFree Image from public domain license[Untitled photo, possibly related to: Athens, Ohio. Meeting of the utilities division of the civilian defense council].… https://www.rawpixel.com/image/12284731/photo-image-face-person-smokeFree Image from public domain licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12293027/photo-image-people-public-domain-manFree Image from public domain licenseLarge corporate business presentation https://www.rawpixel.com/image/39914/image-rawpixelcomView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12293030/photo-image-people-public-domain-manFree Image from public domain licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/88998/image-rawpixelcomView licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/88994/image-rawpixelcomView licenseBusinesswoman Secretary Reading Book Story Concept https://www.rawpixel.com/image/75192/premium-photo-image-open-window-asian-ethnicityView licenseBusinesswoman Secretary Reading Book Story Concept https://www.rawpixel.com/image/75176/premium-photo-image-asian-ethnicity-assistanceView licenseConference Meeting Seat Stage Audience https://www.rawpixel.com/image/34098/premium-photo-image-agreement-audiences-boardView licenseFinal Exam Results Test Reading Books Words Concept https://www.rawpixel.com/image/968174/free-image-rawpixelcomView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292718/photo-image-person-public-domain-manFree Image from public domain licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12292760/photo-image-paper-person-public-domainFree Image from public domain licenseCharlottesville, Virginia. Officers listening to a lecture in the School of Military Government at the University of… https://www.rawpixel.com/image/12292730/photo-image-person-public-domain-womanFree Image from public domain license[Untitled photo, possibly related to: Christiansted, Saint Croix Island, Virgin Islands. The municipal council of Saint… https://www.rawpixel.com/image/12279881/photo-image-person-book-shirtFree Image from public domain licenseTeam Teamwork Togetherness Community Connection Concept https://www.rawpixel.com/image/142582/premium-photo-image-announcement-message-background-billboardView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292711/photo-image-people-public-domain-manFree Image from public domain licenseOnline Training Education E-Learning Networking Globalization Concept https://www.rawpixel.com/image/917779/free-image-rawpixelcomView licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/89005/image-rawpixelcomView licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/89001/image-rawpixelcomView licenseGroup of Student in University https://www.rawpixel.com/image/58923/premium-photo-image-adult-analyzing-asian-ethnicityView licenseCollege Students Learning Education University Teaching Concept https://www.rawpixel.com/image/58779/premium-photo-image-african-descent-analyzing-asian-ethnicityView licenseCollege Students Learning Education University Teaching Concept https://www.rawpixel.com/image/58767/premium-photo-image-african-descent-analyzing-asian-ethnicityView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292714/photo-image-people-public-domain-manFree Image from public domain licenseBrooklyn, New York. A woman speaker addressing the church women at the community house of the Church of the Good Shepherd.… https://www.rawpixel.com/image/12297313/photo-image-person-art-musicFree Image from public domain licenseStudents School College Teaching Learning Education Concept https://www.rawpixel.com/image/58747/premium-photo-image-adult-african-descent-analyzingView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292717/photo-image-person-art-public-domainFree Image from public domain licenseLititz, Pennsylvania. Boy Scouts listening to lecture on German bombs during their training as messengers. Sourced from the… https://www.rawpixel.com/image/12291475/photo-image-face-person-public-domainFree Image from public domain license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292725/photo-image-person-public-domain-manFree Image from public domain licenseBusiness People Meeting Confernece Presentation Growth Concept https://www.rawpixel.com/image/45704/premium-photo-image-public-speaker-african-descent-asian-ethnicityView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12292757/photo-image-person-public-domain-kidFree Image from public domain licenseFinal Exam Results Test Reading Books Words Concept https://www.rawpixel.com/image/968371/free-image-rawpixelcomView licenseLarge corporate business presentation https://www.rawpixel.com/image/39928/premium-photo-image-adult-brainstorm-businessView licenseBusiness People Team Talking Discussion Concept https://www.rawpixel.com/image/140910/premium-photo-image-adult-african-descent-asian-ethnicityView licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/89000/image-rawpixelcomView licenseGroup of Student in the Classroom https://www.rawpixel.com/image/58926/premium-photo-image-adult-african-descent-analyzingView licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12292721/photo-image-person-public-domain-manFree Image from public domain licenseLarge corporate business presentation https://www.rawpixel.com/image/39672/image-rawpixelcomView licenseCollege Students Learning Education University Teaching Concept https://www.rawpixel.com/image/58766/premium-photo-image-african-descent-asian-ethnicity-askingView licenseCommission merchants and their agents at early morning auction at fruit terminal, Chicago, Illinois. Auctions are held every… https://www.rawpixel.com/image/12285920/photo-image-person-book-public-domainFree Image from public domain license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12293031/photo-image-people-public-domain-manFree Image from public domain license[Untitled photo, possibly related to: Brooklyn, New York. A woman speaker addressing the church women at the community house… https://www.rawpixel.com/image/12297600/photo-image-person-art-public-domainFree Image from public domain licenseRochester, New York. Shirley Babcock at right in the front listening to a lecture with other student nurses. Sourced from… https://www.rawpixel.com/image/12293440/photo-image-people-art-bookFree Image from public domain licenseCharlottesville, Virginia. Officers attending a lecture in the School of Military Government at the University of Virginia.… https://www.rawpixel.com/image/12292693/photo-image-person-public-domain-manFree Image from public domain licenseFinal Exam Results Test Reading Books Words Concept https://www.rawpixel.com/image/968382/free-image-rawpixelcomView licenseBusiness People Team Talking Discussion Concept https://www.rawpixel.com/image/140937/premium-photo-image-adult-african-descent-asian-ethnicityView license[Untitled photo, possibly related to: Charlottesville, Virginia. Officers attending a lecture in the School of Military… https://www.rawpixel.com/image/12293025/photo-image-person-public-domain-manFree Image from public domain licenseMeeting Table Conference Room Concept https://www.rawpixel.com/image/88999/image-rawpixelcomView licenseGroup of Student in the Classroom https://www.rawpixel.com/image/58925/premium-photo-image-adult-african-descent-analyzingView licenseGroup of Student in the Classroom https://www.rawpixel.com/image/58873/premium-photo-image-adult-african-descent-analyzingView licenseCharlottesville, Virginia. Civilian expert in banking addressing the student body of the School of Military Government at… https://www.rawpixel.com/image/12292762/photo-image-person-public-domain-manFree Image from public domain license