1905. 3rd edition 4th impression. 542 pages. No dust jacket. Red cloth with gilt titles to spine. From the Organised Science series. Edited by William Briggs. Includes various diagrams. Pages have slight foxing, tanning and minor thumbing. Occasional minor marginalia and underlining. Previous owner's inscription to front endpaper and pre title page. A few dog-eared corners. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Boards a little rubbed and marked overall. Slightly scratched to front. Gilt is bright.