Economical observations on military hospitals; and the prevention and cure of diseases incident to an army, in three parts:… https://www.rawpixel.com/image/13986060/image-background-pattern-technologyFree Image from public domain licenseProposed rebuilding of the Royal College of Surgeons of England: plan of first floor. Watercolour by Alner W. Hall (Alner &… https://www.rawpixel.com/image/13991339/image-paper-watercolour-public-domainFree Image from public domain licenseOn the construction and management of hospitals for the insane; with a particular notice of the institution at Siegburg / By… https://www.rawpixel.com/image/14012269/image-paper-pattern-hospitalsFree Image from public domain licenseEight illustrations of water closets and pipework. Engraving by Mutlow. https://www.rawpixel.com/image/13996052/eight-illustrations-water-closets-and-pipework-engraving-mutlowFree Image from public domain licenseEngineering: a polishing machine (top), and a walking machine (below). Etching. https://www.rawpixel.com/image/13980415/engineering-polishing-machine-top-and-walking-machine-below-etchingFree Image from public domain licenseTraité sur l'aliénation mentale et sur les hospices des aliénés / [Joseph Guislain]. https://www.rawpixel.com/image/13991743/image-paper-cartoon-patternFree Image from public domain licenseJournal des Luxus und der Moden 1790, Band V, T.20 (1790) by Friedrich Justin Bertuch and Georg Melchior Kraus https://www.rawpixel.com/image/13750015/image-paper-cartoon-personFree Image from public domain licenseEquipment invented by Ramshaw for heating copper plates. Engraving by A.W. Warren after W. Newton. https://www.rawpixel.com/image/13979905/image-paper-technology-public-domainFree Image from public domain licenseLos edificios hospitalarios a traves de las edades / [Ernest Wickersheimer]. https://www.rawpixel.com/image/13989333/los-edificios-hospitalarios-traves-las-edades-ernest-wickersheimerFree Image from public domain licenseA complete treatise on electricity in theory and practice; with original experiments / By Tiberius Cavallo. https://www.rawpixel.com/image/13994655/image-paper-pattern-technologyFree Image from public domain licensePlattegrond van de begane grond van het Palazzo Balbi-Senarega te Genua (1622) by Nicolaes Ryckmans, Peter Paul Rubens and… https://www.rawpixel.com/image/13774627/image-background-paper-patternFree Image from public domain licenseBuilding: three trusses from specific London buildings. Etching by W. A. Beever after C. S. Duncan. https://www.rawpixel.com/image/13981825/image-background-paper-patternFree Image from public domain licenseCabinet-making: design for a bookcase. Etching by J. Verchère after himself, 1880. https://www.rawpixel.com/image/14016240/image-cartoon-church-patternFree Image from public domain licensePlattegrond van de tuin bij het Palazzo del Quirinale (1683) by Giovanni Battista Falda, Giovanni Battista Falda, Ottaviano… https://www.rawpixel.com/image/13762340/image-paper-cartoon-patternFree Image from public domain licenseTextiles: water-powered equipment used for silk spinning. Engraving by R. Benard after L.-J. Goussier. https://www.rawpixel.com/image/13993882/image-pattern-water-public-domainFree Image from public domain licenseCabinet-making: designs for a extending table. Etching by J. Verchère after himself, 1880. https://www.rawpixel.com/image/14002643/image-paper-pattern-woodFree Image from public domain licenseSint Paulus Dom te Munster (1682 - 1730) by Jacobus Harrewijn and Pet https://www.rawpixel.com/image/13761631/sint-paulus-dom-munster-1682-1730-jacobus-harrewijn-and-petFree Image from public domain licenseCalling phone icon vector https://www.rawpixel.com/image/533365/premium-illustration-vector-contact-icon-center-signs-telephone-whiteView licenseCalling phone icon vector https://www.rawpixel.com/image/533375/premium-illustration-vector-telephone-icon-white-call-center-black-andView licenseCompass from Reed's Tables of Distances Between Ports In All Parts Of The World. 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