Conversations on Natural Philosophy in Which the Elements of That Science are Familiarly Explained; Illustrated with Plates.

220 pages with glossary in rear of book. 17 conversations; 23 plates (drawings) throughout book. Pages fragile; extensive foxing and darkened pages; Page edges darkened. string binding; Front leather cover is excised from front end pages; Few page corners dog-eared. Leather Spine binding is frayed and cracked; Small sections of the top and bottom spine edges reveal underneath page binding. Front end page is partially pulled apart from spine and shows exensive foxing and smudges. Conversation section headings include: On General Properties of Bodies; Attraction of Gravity; Laws of Motion; Compound Motion; Astronomy; Planets; Earth; Moon; Hydrostatics; Springs, Fountains; Pneumatics; Wind and Sound; Optics; Refraction and Colours; Structure of the Eye and Optical Instruments, etc. VERY RARE VINTAGE COPY-EXTREMELY FRAGILE BUT READABLE.