Robert and Co (of Levenshulme)
of Chapel Street, Levenshulme, Manchester, 19.
1957 Surface Roughness Comparator Standards, sets and single specimens. Feeler Gauges, Lapping Plates, Surface Plates, Engineers' Parallels, Dial Indicator Stands, Vee Blocks, Clamps, Precision Gauges, Squares, Precision Tools, Angle Plates, Vices.