These plates come from the Recueil de planches of Diderot and d'Alembert's Encyclopédie, from scans held by the Bibliothèque nationale de France, and are in the public domain. The other line drawings on the site were made with AI in the same manner; they are not historical plates.
Chymie · Pl. XV, fig. 260An assay balance in its glass caseEncyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainChymie · Pl. IX, figs. 108–110Burning lenses and a mirror under the sunEncyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainAnatomie · Pl. XIII, fig. 1The head with its facial nervesEncyclopédie, Recueil de planches, vol. I, 1762 · BnF, public domainChymie · Pl. VII, fig. 84A zig-zag distillation columnEncyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainChymie · Pl. VII, fig. 82A cucurbit with a long-necked receiverEncyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainChymie · Pl. VIII, figs. 85–89Glass vesselsEncyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainChymie · Pl. IGeoffroy's table of affinities (detail)Encyclopédie, Recueil de planches, vol. III, 1763 · BnF, public domainOptique · Pl. IIA compound microscope on its standEncyclopédie, Recueil de planches, vol. V, 1767 · BnF, public domainHorlogerie · Pl. X, 5ᵉ suite, fig. 6The striking work of a repeating watchEncyclopédie, Recueil de planches, vol. IV, 1765 · BnF, public domainHorlogerie · Pl. X, 4ᵉ suite, fig. 1The movement of a repeating watch with a cylinder escapementEncyclopédie, Recueil de planches, vol. IV, 1765 · BnF, public domainImprimerie · Pl. XI, fig. 3A printing press seen from the outer sideEncyclopédie, Recueil de planches, vol. VII, 1769 · BnF, public domainRelieur · Pl. IV, fig. 1A bookbinder's standing pressEncyclopédie, Recueil de planches, vol. VIII, 1771 · BnF, public domainHistoire naturelle · Pl. LXVIII, fig. 13A nautilus shell cut openEncyclopédie, Recueil de planches, vol. VI, 1768 · BnF, public domainHistoire naturelle · Pl. LXXXI, fig. 6A moth with long tailsEncyclopédie, Recueil de planches, vol. VI, 1768 · BnF, public domainAnatomie · Pl. II, fig. 1A skeleton leaning on a table, in thoughtEncyclopédie, Recueil de planches, vol. I, 1762 · BnF, public domainAstronomie · Pl. VI, fig. 58Two globes in their standsEncyclopédie, Recueil de planches, vol. V, 1767 · BnF, public domainPneumatique · Pl. II, fig. 16An air pump with its glass receiverEncyclopédie, Recueil de planches, vol. V, 1767 · BnF, public domainAstronomie · Pl. II, fig. 21An armillary sphereEncyclopédie, Recueil de planches, vol. V, 1767 · BnF, public domainAstronomie, Instrumens · Pl. XIV, fig. 1A movable quadrant on a tripodEncyclopédie, Recueil de planches, vol. V, 1767 · BnF, public domain