Charles Babbage and his Calculating Engines -- selected writings by Charles Babbage and Others.
Dover Publications, NY 1961, 400 pages, index, appendices, illustrations.
Condition: Very Good overall, 5x8 stiff cardstock covers, softcover, olive green with illus. of Babbage on cover, titles in black on cover and spine; some wear along spine and corners, rear cover smudges and toned; binding is secure, pages clean, unmarked.
Includes selections from Babbage's own writings and the study by Dionysius Lardner of the Difference Engine; L F Menabrea's work on the Analytical Engine with translation and notes by the Countess of Lovelace; a paper by HP Babbage on his father's work; and a dozen more articles, sketches, and letters by Babbage himself on various aspects of his work and philosophy. A nice, concise softcover compilation of selected writings.