OF NAUTICAL INSTRUMENTS. 91 



893. STORM COMPASS, transparent, with bell gimballed storm card, 6^-inch. 160 

 993* 7-inch., card . 1 10 I 995.8-inch. . . 1 18 



894. 7-inch. . . 1 15 | 896. 8^-inch. . . 220 



. Transparent Compass, for skylights, as above, with light card for fair weather, 

 (fig. 897), p. 90 : 



897. 6i-inch., card . 130 



898. 7-inch., . 160 



899. 7i-inch., . 1 11 



900. 8-inch., ,. . 1 14 



902. 8|-inch., card . 1 15 



903. 9|-inch., . 220 



904. 10-inch., . 2 10 



905. 11-inch., ,. . 330 



906. 12-inch 3 10 



907. DIPPING NEEDLE COMPASS, large size, with storm card and cone centre, in oat 



box, 10-inch., 1 18 0; 11-inch. . . . 200 



908. Dipping Needle Compass, with double dipping needle, transparent storm card 



and cone centre, 6^-inch. . . . . . 1 18 



909. 7-inch. . . 2001 912. 8-inch. . . 2 10 



910. 7-inch. . . 2 5 | 913. 8^-inch . . 300 



914. BEST BEASS ARMS (square form), from Nos. 897 to 913, 6s. to 7 s.6d. per pair extra. 



915. Best Prismatic Azimuth Compass (Sis SNOW HARRIS'), with ring of pure copper, 



revolving wheel and edge bar needle card with sapphire centre cap, in maho- 

 gany box, particularly suited for iron vessels. Though slow in action, this is 

 perhaps the most reliable and permanent compass made . 7 10 



916. TRANSPARENT COMPASS, for iron vessels, with pure copper ring, 7-inch. card, best 



needle and sapphire centre cap . . . . 5 5 O 



917. STEERING COMPASS, for iron vessels, with pure copper ring, in oak box, 7-inch. 



card, best needle, etc., as above . . . . 4 4 O 



918. BEST PRISMATIC AZIMUTH COMPASS, Admiralty pattern, with divided ring and 



shifting sights, in mahogany box (fig. 918), p. 90 . 550 



919. KNIGHT'S AZIMUTH COMPASS, with folding sights, in mahogany box (fig. 919), p. 90 



4 10 



920. BEST TRIPOD STANDS, for either of the above compasses . 140 



923. Plain Azimuth Compass, i n oak case . . . . 2 15 



924. LIQUID COMPASS, much improved, especially suited for iron steamships, with best 



needle and sapphire centre, in oak case, 5-inch, card . . 3 18 



925. 6-inch., card . 440] 926. 7-inch., card . 4 15 



BOAT COMPASSES, small and very portable, brass, with gimbals, agate caps, etc. : 



927. No. 1, card, IJ-inch. 12 6 I 929. No. 3, card, 2-inch. 16 6 



928. No. 2, card, 1^-inch. 15 | 930. No. 4, card, 2^-inch. 17 6 



932. No. 5, card, 3-inch. . . . 110 



For surveying compasses, see pages 66 and 67- 



For other boating compasses and pocket and trinket compasses, see pages 68 and 69. 



933. Best Steel Needles, for ships' compasses, from 3 to 6 inches, 6s. per doz. ; 7 to 



7f inches., 7s. per doz. ; 8 inches, 7s. 6d. per doz. ; 9 inches, 8s. 6d. per doz. 



934. METAL CAPS with best agate centres of superior hardness for the above needles 



9s. 6d. per doz. 



935. BEST METAL CAPS, with ruby centres, per doz. . . . 12 6 



