Mystery 1917 Bolt Stamps

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  • 357th INF, 90th DIV
    Junior Member
    • May 2014
    • 2

    #1

    Mystery 1917 Bolt Stamps

    Does anyone know the origins or meaning of the letters A, O, Q, L, P, N, Z, V, U, stamped on some 1917 bolts? They are large letters stamped on the upper side of bolt handle.
  • chuckindenver
    Senior Member
    • Sep 2009
    • 3005

    #2
    sub inspectors markings
    if it aint broke...fix it till it finally is.

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