Lot of 9 posters mainly from the Royal Cyclopedia of 1790: - Lot 184

Lot of 9 posters mainly from the Royal Cyclopedia of 1790: - plate 118 " system of optics or the science of vision " published by Alex Hogg and engraved by Eastgate - plate 90 " system of electricity tab V " published by Alex Hogg and engraved by Reynolds - plate 87 " system of electricity tab I " published by Alex Hogg and engraved by Reynolds - plate 89 "system of electricity tab IV" published by Alex Hogg and engraved by Barclay - plate 88 "system of electricity tab III" published by Alex Hogg and engraved by Reynolds - plate 23 "system of Hydrolics and Hydrostatics tab II" published by Alex Hogg and engraved by Lovry - plate 124 "system of Pneumatics, or the doctrine of Air" published by Alex Hogg and engraved by Eastgate - plate 123 "Pneumatics, or the science of Air tab II" published by Alex Hogg and engraved by Lovry - plate 13 "system of Hydrolics and Hydrostatics or the Motion & Weight of fluids" published by Alex Hogg and engraved by Lovry