ENGINEERS' AND CARPENTERS' POCKET RULES, 

 TIMBER AND ROPE GAUGES, &c. 



1689 Carpenters' Rules, Boxwood, 2-feet, 2-fold . . . 2 6 3 6 



1690 Ditto ditto best Boxwood, 2-feet, 4-fold and joint 4' 6 086 



1691 Pocket Rules, Boxwood, 1-foot folding . . . .020 046 



1692 Ditto ditto Boxwood, 2-feet, best, full divided . 10 6 12 6 



1693 Pocket Rules, Ivory, 1-foot folding, German silver 



mounts . ' 086 0126 



1694 Ditto ditto full divided 16 150 



1695 Ditto ditto 2-feet folding, ditto ditto 16s. 150 1 10 



1696 Pocket Rules, Ivory, four-fold, full divided, in case .220 2 10 



1697 Ditto ditto, French Metre, divided to Decimetres, 



Centimetres, and Millimetres; on the reverse side 

 the English yard inches and l-8ths, and on the edge 

 French inches and lines, 4-fold, best Boxwood . . 16 110 



1698 Improved Engineers' Slide Rule, in Boxwood, for cal- 



culating, squaring, &c., with Routledge's book of 



instructions . . . . 10s. 6d. 12 6 110 



1699 Ditto ditto, in Ivory 220 2100 



1700 Ivory Pocket Rule, 12-inch four-fold, with English, 



French, Spanish, and Rhineland scales . . . 12 6 



1701 Hull Callipers, for Square timber measuring, 12-inch 1 10 



1702 Bow ditto Round ditto 10-inch 18 6 



Larger sizes of these Callipers at about Is. 6d. to 2s. 

 per inch, according to size. 



1703 Timber, Plank and Cubing Rules, Measuring Rods, 



and Tapes marked with inches and quarter girt . various prices. 



1704 Scribing Iron . . .036 056 



1705 Rope Gauge, Boxwood and Brass 086 



1706 Ditto ditto German Silver and Ivory . 15 6 



1707 Rule or Gauge for Measuring Horses, to close up in 



the form of a walking stick ..... 110 



1708 Cattle Gauge, with Tape Measure, giving solid contents 086 



1709 Radii Curves cut to order in Yulcanite, Brass, or German Silver, any radius 



up to 100 feet. 

 Templates of Rails made in Metal to order. 



MISCELLANEOUS INSTRUMENTS. 



1710 Cavalry Sketching Board, fitted with rollers for con- 



tinuous paper, 7 by 7| inches . ^ . 170 



Larger sizes supplied to order. 



1712 Plane Table, simple form, as used by the School of 



Military Engineering 880 



1713 Plane Table, Mahogany, with Compass and Sighted 



Rule and Tripod Stand 10 10 



1714 Ditto ditto Best Mounted, with Telescope . 24 10 



1715 Standard 10-foot Rods, Pine, inlaid with Brass . 2 17 



1716 Steel Band Chain, in Metal Frame mounting, 50 feet 



1 14s., 100 feet .... ... 2 10 



1717 Standard Yard of German Silver, in Pine Case, plainly 



divided 6 10 



1718 Ditto ditto German Silver, fully divided English 



and Metric Scales, with Thermometer, in Mahogany 



Box 12 12 to 25 



