| Notes |
The Small Tools Department of Sir W.G.Armstrong Whitworth and Co., Ltd., Openshaw, Manchester. achine that will measure to one-millionth part of an inch, screwing tackle for B.A. threads, Armstrong Whitworth stock die & guide, involute bevel gear cutter, special screw stock for large pipes, master tap for finishing dies, plug taper gauge, ring taper gauge, combined centre drill, plain hollow mill, locomotive reamer, hand reamer, milling cutter section, heat treatment shop of the tool steel department, a corner of the gauge department, tap making in the screwing apparatus department, the old Maudslay lathe at which Sir Joseph Whitworth worked |