Details
Gauges by Holtzapffel & Co:
a setting up protractor and a protractor gauge, in steel and lacquered brass; a marking gauge with steel-faced brass stock on graduated brass stem; two dancing master calipers -- 6 in. and 9 in.; a wall thickness caliper; an outside caliper; two steel setsquares -- 3½ in. and 6 in.; and an (unsigned) setting-up tee-square (10)
a setting up protractor and a protractor gauge, in steel and lacquered brass; a marking gauge with steel-faced brass stock on graduated brass stem; two dancing master calipers -- 6 in. and 9 in.; a wall thickness caliper; an outside caliper; two steel setsquares -- 3½ in. and 6 in.; and an (unsigned) setting-up tee-square (10)