Electricity: various belt-driven electro-static generators. Engraving, 1812 [by W. Lowry ]. https://www.rawpixel.com/image/14000596/image-paper-technology-public-domainFree Image from public domain license
Carpentry: a bridge on pontoons, details (top), and bird's-eye view (below). Engraving after Lucotte []. https://www.rawpixel.com/image/13999160/image-paper-cartoon-plantFree Image from public domain license
Four firemen stand in front of their fire-engine. Wood engraving. https://www.rawpixel.com/image/13975731/four-firemen-stand-front-their-fire-engine-wood-engravingFree Image from public domain license
Textiles: an automatic scutching machine for cotton. Engraving by J. Scott after W. Ross. https://www.rawpixel.com/image/14001720/image-paper-pattern-technologyFree Image from public domain license
Vintage European style steam locomotive engraving from The Tourists' Handy Guide to Scotland by William Paterson (1880).… https://www.rawpixel.com/image/556360/vintage-steam-train-illustrationFree Image from public domain license
Compound locomotive published by Sampson Low and Marston (1894). Original from the British Library. Digitally enhanced by… https://www.rawpixel.com/image/571500/steam-engine-train-vintage-styleFree Image from public domain license
Steam engine train stamp design from The New South. A Description Of The Southern States, Etc published by Manufacturers'… https://www.rawpixel.com/image/572454/steam-engine-train-stamp-designFree Image from public domain license
Compass from Reed's Tables of Distances Between Ports In All Parts Of The World. Seventh Edition, etc published by Thomas… https://www.rawpixel.com/image/572677/antique-drafting-compassFree Image from public domain license
Propeller from Six Weeks Of Vacation (1880) published by Paul Poiré. Original from the British Library. Digitally enhanced… https://www.rawpixel.com/image/573444/propellers-vintage-styleFree Image from public domain license
PNG Drawing of a steam engine train, transparent background https://www.rawpixel.com/image/572068/png-drawing-steam-engine-train-transparent-backgroundView license
Steam engine train stamp design from The New South. A Description Of The Southern States, Etc published by Manufacturers'… https://www.rawpixel.com/image/572670/steam-engine-train-stamp-designFree Image from public domain license
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Wheel barometer from The Colliery Manager's Handbook... Fourth Edition, Revised And Enlarged published by Crosby Lockwood &… https://www.rawpixel.com/image/572414/machine-barometer-vintage-drawingFree Image from public domain license
Lever pattern with wheels and pulley from Articles On The Geology Of North America And Other Subjects, Reprinted From… https://www.rawpixel.com/image/572605/antique-mechanical-machineFree Image from public domain license
Lever pattern with wheels and pulley from Articles On The Geology Of North America And Other Subjects, Reprinted From… https://www.rawpixel.com/image/571570/antique-mechanical-machineFree Image from public domain license
PNG Drawing of a propeller, transparent background https://www.rawpixel.com/image/572033/png-drawing-propeller-transparent-backgroundView license
PNG Drawing of a compass, transparent background https://www.rawpixel.com/image/571897/png-drawing-compass-transparent-backgroundView license
PNG Drawing of a vintage wheel and pulley layout, transparent background https://www.rawpixel.com/image/572083/png-drawing-vintage-wheel-and-pulley-layout-transparent-backgroundView license
PNG Drawing of a steam train, transparent background https://www.rawpixel.com/image/572351/png-drawing-steam-train-transparent-backgroundView license
PNG Drawing of a barometer, transparent background https://www.rawpixel.com/image/572176/png-drawing-barometer-transparent-backgroundView license
PNG Drawing of a vintage wheel and pulley layout, transparent background https://www.rawpixel.com/image/572263/png-drawing-vintage-wheel-and-pulley-layout-transparent-backgroundView license
Vintage steam train illustration https://www.rawpixel.com/image/539767/free-illustration-vector-train-steam-blueView license
Washington, D.C. Transfer press at the United States Bureau of Engraving and Printing. Sourced from the Library of Congress. https://www.rawpixel.com/image/12268019/photo-image-person-technology-public-domainFree Image from public domain license
Washington, D.C. 400-subject rotary intaglio postage stamp printing press at the United States Bureau of Engraving and… https://www.rawpixel.com/image/12268007/photo-image-person-technology-public-domainFree Image from public domain license