Principles Explanations Timekeepers Harrison Arnold (5 results)

Hardcover. Condition: Very Good. Near fine condition, quarto, quarter tan leather, marbled boards, sunned spine otherwise fine, original film wrapper present and in very good condition, [33] 31, [10 plates], [4], 33 [2 plates], [1], paginated 37 to 63 inclusive [3 plates] (in all 129 pages and 15 plates). Reprint celebrating the 125th year of the British Horological Institute. [QP].

Couverture rigide. Condition: Très bon. Etat : très bon, faibles taches au dos. Très bel exemplaire. Illustrations : 16 planches en noir et blanc hors texte, dont 3 dépliant. Format : in-4. Pages : 16 ff., 31 pp., 1 f. bl., 2 ff., 63 pp. Principles and explanations of timekeepers by Harrison, Arnold and Earnshaw. Réimpression du British Horological Institute célébrant son 125e anniversaire. Londres 1984. Contient les fac-similés de : 1. The principles of Mr. Harrison's time-keeper, with plates of the same. Published by order of the commissioners of longitude. Londres 1767. - 2. Explanation of time-keepers, constructed by Mr. Thomas Earnshaw and the late Mr. John Arnold. Published by order of the commissioners of longitude. Londres 1806. Les horloges de Harrison étaient révolutionnaires car elles permettaient aux navires de déterminer leur longitude en mer. Ce développement a considérablement réduit le risque de perte en mer des navires et de leurs équipages, ainsi que de leurs précieuses cargaisons. Les horloges de Harrison étaient capables de donner l'heure en mer, ce qui permettait aux marins de déterminer leur longitude. Il a fallu à John Harrison la majeure partie de sa vie pour parvenir à la conception de la H4, qui allait être sa montre la plus réussie.

Condition: Very Good. Dust Jacket Condition: Good. Condition Notes: Glassine dust wrapper has slight loss at the head of the spine. A little age-toning to the edges of the text block and the lining papers. The contents complete, clean and tight otherwise; Hardback [¼ Leather]. Dust wrapper over quarter-bound brown leather on marbled boards with gilt titles to the spine; Measures 10¾" x 8½" (1.2 kg); pp (xvii) 63; In the Time-keepers series; Includes: List of subscribers; Black & white photographs, within the text; Fold-out plates; Black & white plates; Frontispiece; A British Horological Institute reprint celebrating its 125th anniversary year which includes reprints of The principles of Mr. Harrison's time-keeper, 1767, and Explanation of time-keepers, constructed by Mr. Thomas Earnshaw and the late Mr. John Arnold, 1805. || The book is on the shelf, ready to be appropriately packed, and posted from the pastoral paradise of Peasedown St. John, Bath, by a real bookseller in a real book shop - with my personal guarantee and beady eye on the Consumer Contracts Regulations. REMEMBER! Buying my copy means the book shop Jack Russells get their supper! My Book #198647 || Hardback [¼ Leather] in Dust Wrapper.

Hardcover. Condition: Very Good. A clean and crisp hardback copy, but missing the clear plastic dust jacket. Brown cloth with gilt title lettering to the spine, marbled boards. No previous ownership names or inscriptions. A fresh and attractive copy.

Hardcover. Condition: Very Good. THERE ARE NO TARIFFS OR CUSTOMS DUTIES ON BOOKS. Half bound in brown leather with marbled boards, gilt lettering and decoration to spine. Illustrations in b/w, some fold-out. An introduction to and facsimile reprint of papers published by the Commissioners of Longitude about Harrison's, Arnold's and Earnshaw's chronometers in 1767, 1805 and 1806. A very good copy of the edition published in 1984, the British Horological Institute's 125th anniversary year. Remains of the original glassine wrapper present but with sections missing.