BONHOMO, Gabriele. - Automatum inaequale sive horologium antiquum automatis animatum. Opusculum sanè perutile, ac pro rei novitate jucundum, in quo multiplex datur. Hoc nondùm excogitatum automatum condendi methodus. ..Palermo, Francisco Valenze, 1747. 4to. With numerous woodcut headpieces and tailpieces and decorated initials, some tables in the text and 15 numbered, folding engraved plates showing timepieces and clockwork mechanisms. Contemporary mottled calf, gold-tooled spine.

[8], 122 pp.Important treatise on timepieces, describing a clockwork mechanism that indicates the solar hours of variable length. Riccardi calls Gabriele Bonhomo (1694-1760) one of the best mathematicians of the 18th century. In the present publication he includes an appendix with two interesting mathematical treatises and some astronomical tables. Bonhomo published all his works in Palermo, Sicilia.Good copy. Binding skilfully restored.l Riccardi I 155; not in Honeyman.

EUR 1850.00 [Appr.: US$ 2147.95 | £UK 1582.5 | JP¥ 311934] Book number 15319

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