Lot of 15 rulers, cask measuring and gauging tools.

Wood, ivory, copper and brass. Various sizes.

1. Faber Castell 367 slide rule, made in Stein (Nuremberg). Complete with black card case. - 2. Folding dip rod for cylinder bottles and bouge bottles in imperial gallons. - 3. Carpenter’s slide rule with brass slide and outer hinge plates. Girt line scale and imperial gallons. For making measurements of timber and calculating areas and volumes. 4-7. 4 boxwood sectors. - 8. Sm. folding dip rod. - 9. Brass folding ruler. - 10. A Holborn Viaduct wooden ruler. - 11. Ebony parallel rules, ca. 1900. - 12. Very rare calipers (?) in wood and brass for unknown purpose. - 13. Fine ivory architects or engineers folding pocket sector scale rule, signed "Crichton London". With German silver or nickel hinge. Early 19th c. - 14-15. 2 sm. folding ivory rulers.
Joined: 2 incomplete compasses with leather boxes. (17 pcs)