Initiation Card (Tsakalis): Bodhisattva Samantabhadhra, Tibet https://www.rawpixel.com/image/9612379/initiation-card-tsakalis-bodhisattva-samantabhadhra-tibetFree Image from public domain licenseJapanese gods preparing a cherry blossom banquet (18th century) vintage ink and color on silk. Original public domain image… https://www.rawpixel.com/image/7661161/image-art-vintage-public-domainFree Image from public domain licenseThe Clocks of the World from Medicology (1910). Digitally enhanced from our own original plate. https://www.rawpixel.com/image/431506/free-illustration-image-clock-time-vintageFree Image from public domain licenseFour miniature portraits of William Drummond of Hawthornden, Sir Walter Raleigh, Alexander Pope, and Sir John Suckling by… https://www.rawpixel.com/image/14316216/image-face-person-artFree Image from public domain licensePortraits of Ulysses S. Grant, Rutherford B. Hayes, Richard W. Thompson, and William T. Sherman by I W Taber https://www.rawpixel.com/image/14325103/image-face-person-clothingFree Image from public domain licensePortraits of George C. Perkins, D.W. Hitchcock, Aaron A. Sargent, and W.A. Strong by I W Taber https://www.rawpixel.com/image/14324239/image-face-person-clothingFree Image from public domain licenseMedallion Portraits of the Royal Family by Claude Marie Ferrier and Hugh Owen https://www.rawpixel.com/image/14313337/medallion-portraits-the-royal-family-claude-marie-ferrier-and-hugh-owenFree Image from public domain licenseFour faces expressing (clockwise from top left): hatred or jealousy, anger, acute pain and desire. Etching by A-J. de Fehrt… https://www.rawpixel.com/image/14016470/image-cartoon-face-personFree Image from public domain licenseFour faces (clockwise from top left): laughing, weeping, showing sadness, and compassion. Etching by A.-J. Defehrt after C.… https://www.rawpixel.com/image/14013299/image-cartoon-face-personFree Image from public domain licenseFour physiognomic profiles: clockwise from top left: a timid man, a man of good taste, a prudent observer, and a sensualist.… https://www.rawpixel.com/image/14012410/image-paper-cartoon-faceFree Image from public domain licenseSix faces expressing the human passions: (clockwise from top left) attention, admiration with astonishment, veneration… https://www.rawpixel.com/image/13999887/image-face-person-artFree Image from public domain licenseFive faces expressing human passions: (clockwise from top left:) compassion, sadness and dejection of heart, a profile and… https://www.rawpixel.com/image/14000631/image-paper-heart-cartoonFree Image from public domain licenseFour faces expressing the passions: (clockwise from top left) hatred, wonder, love and jealousy; and (right) the… https://www.rawpixel.com/image/13993300/image-cartoon-face-personFree Image from public domain licenseFour heads of men who each exhibit one of the four temperaments: (clockwise from top left) lymphatic, sanguine, bilious, and… https://www.rawpixel.com/image/13991115/image-cartoon-face-personFree Image from public domain licenseFour faces expressing (clockwise from top left): admiration mixed with astonishment, admiration, veneration, and ecstasy.… https://www.rawpixel.com/image/13979680/image-cartoon-face-personFree Image from public domain licenseSix faces expressing the human passions: (clockwise from top left) scorn, laughter, acute pain, desire, anger, sadness.… https://www.rawpixel.com/image/13976424/image-face-person-artFree Image from public domain licenseSix faces expressing the passions: (clockwise from top left) joy, fear, pity, scorn, anger, and grief. Engraving by… https://www.rawpixel.com/image/13972224/image-paper-cartoon-faceFree Image from public domain license