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Edition 20 February 2026
Information included:
Trucker’s Hitch
1800 x 900mm is standard flag size for a 6mtr flag pole at homes and schools
Magnetic Compass Deviation and Correction Cunninghams Gap Edition 20 February 2026In addition to dealing with the properties of magnets and the earths magnetism, three chapters are devoted to the magnetism of the ship, the third explaining in detail the reason for, and composition of, the nine rods. The relation of the components P, Q and R are the rods to the various co efficient are fully explained. The principle of the deflator and a discussion of the limits of accuracy are also included, together with a great deal of hitherto
