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Harry Bostram, Chief Machinist in charge of tool and design [illegible], checks the operation of a model machine, in the ...
[recto] Harry Bostram, Chief Machinist in charge of tool and design [illegible], checks the operation of a model machine, in the ...
[verso] Harry Bostram, Chief Machinist in charge of tool and design [illegible], checks the operation of a model machine, in the ...
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