London: Eliot Stock, 1893. 2 volumes. xvi, 558; viii, 574 pages, plus 16pp of ads. Thick 8vo, original gilt-lettered brown cloth (spine ends neatly repaired; first several pages torn at top edge but otherwise an unread copy with unopened pages). London: Elliot Stock, 1893. First edition. A very good copy.
Cambridge: Harvard University Press, 1949. 36 photo plates, numerous text figures and tables. 366 pages, 4to, blue cloth, d.w.; glue residue from removed bookplate inside front cover, dust wrapper chipped along edges, rubbed. Cambridge: Harvard University Press, (1949). Number 24 in the Annals of the Computation Laboratory which was headed by Aiken, this volume is "A description of the relay calculator formerly known as Mark II, that was built by the Computation Laboratory for the Bureau of Ordnance of the...
Lyon: Chalumeau, 1936. Compte rendu des Journees 5,6,7 et 8 Mars 1936. Numerous plates and text illustrations. 2 vols, 4to, original printed wrappers; upper hinge of vol. I worn.(Lyon: Chalumeau, 1936). Very good. Among the papers presented at this conference in honor of the great French physicist who formulated the mathematical basis of electro-dynamics were contributions by Jean-Baptiste Perrin, Auguste Lumiere, Maurice Broglie, and Frederic and Irene Joliot-Curie.
Philadelphia: Lea & Blanchard, 1842. Over 50 text woodcut illustrationa. 300pp. 12mo, original blind stamped brown cloth (rubbing to surface of covers and corners); some foxing. Philadelphia, 1842. Very Good (+). American edition of a work first published in London by the Society for the Promotion of Popular Instruction.