The A B C of Compass Adjustment (1905) Armed trawler Barker's compasses were often supplied

Barker's compasses were often supplied to retailers without any maker's marks

is believed to have seen Kater's new compass at Jones' premises

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and the foothills of the Royal Society Range

a compound of calcium sulphide

The A B C of Compass Adjustment (1905) Armed trawler Barker's compasses were often suppliedTHE ABC OF COMPASS ADJUSTMENT E. W. Owens GEORGE PHILIP & SON LTD, London, 1905 A WW1 era compass adjustment manual, originally owned by Lt Stanley Fielder, a Royal Naval Reserve gunnery officer. All aspects of maritime compass adjustment are examined in detail. The author states in the preface that his intention was to help the reader gain a better undertanding of 'the Magnetism of iron vessels and the Compensation of the Compass'. Subjects covered