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W.F.F. Archive
Patent and Equipment Records
Correspondence, Contract, Contract Bids, Photographs, and Diagrams, Supply and Installation of A Complete Electric Burglar Alarm System In Army Munitions Building, Washington, D.C., 1940
Army Burglar Alarm System (Invitation No. R-4875/Contract No. W1049)
Document A71995
3.09 MiB
PDF
Circuits and Operation of E.P.C. Local Burglar Alarm System AS Proposed for United States War Department Signal Groups
Document A4161638
1.72 MiB
PDF
Locator Card: Cdr L. F. Safford, USN
Document A71748
22.68 KiB
PDF
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