LONGITUDE, CHROMOMETERS AND LIEUTENANT COMMANDER RUPERT T. GOULD Ten publications: Gould, Rupert T. ODDITIES, A BOOK OF ENEXPLAINED FACTS Philip Allan and Company Limited, London 1928, red cloth titled to spine; Gould, Rupert T. ENIGMAS, ANOTHER BOOK OF ENEXPLAINED FACTS Philip Allan and Company Limited, London 1929, red cloth titled to spine; Gould, Lieut.-Commdr, R.T. (ret.) The Restoration of John Harrison's Third Timekeeper British Horological Institute, London 1931/2, inscribed in ink Commdr. J.H. Jauncey RN with all good wishes from Rupert T. Gould, 21.IV.32, softbound stapled spine; Gould, Lieut.-Commdr, R.T. (ret.) JOHN HARRISON AND HIS TIMEKEEPERS excerpt from THE MARINERS MIRROR reprinted by the Society for Nautical Research, London 1935, softbound stapled spine; Betts, Jonathan (editor) Principles and Explanations of Timekeepers by Harrison, Arnold & Earnshaw including facsimile reprint excerpts originally issued by the Board of Longitude, British Horological Institute Limited, Upton 1984, quarter bond morocco with marbled boards; Earshaw, Thomas LONGITUDE, AN APPEAL TO THE PUBLIC: STATING MR. THOMAS EARNSHAW'S CLAIM TO THE ORIGINAL INVENTION OF THE IMPROVEMENTS IN HIS TIMEKEEPERS... limited edition facsmile reprint of the 1808 edition numbered 79/350, British Horological Institute Limited, Upton 1986, quarter bond calf with marbled boards; Amis, P. and Good, R. PIONEERS OF PRECISION TIMEKEEPING excerpts from the Horologicaal Journal prepared by Cecil Clutton and Col. H. Quill, The Antiquarian Horological Society, Ramsgate, undated (circa 1960), green cloth gilt title to spine; Howse, Derek Greenwich time and the discovery of longitude Oxford University Press, Oxford 1980; dj; Andrewes, William J.H. The Quest for Longitude the Collection of Historical Scientific Instruments, Harvard University, Cambridge MA 1996, dj; Taylor, Dr. John C. and Wolfendale Sir Arnold THE EXCITEMENY OF Time JOHN HARRISON, THYE ROYAL SOCIETY AND THE MEASUREMENT OF TIME Fromanteel Limited, Isle of Man 2006, dj; together with nine small related sundry publications, (19). Provenance: The horological library of Lawrence Hurst.