Numbers = Wedge and Shank
Pins = Type 1
Crown = Type 1
Joint = Type 1
Heel = Type 1
Shield = Type 1
Stamps = I or H and T
Weight = 3.81oz.
From Needham Conversion #28 in My Collection
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Microscope Images
Wedge Numbers
Hammer Numbers
Inspector Stamp I or H
Case Hardening coloring
Inspector Stamp T
Left Hammer Pin
Right Hammer Pin
Wedge to Hammer front joint
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