Access restrictions apply.
Container | Contents | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOX CL 1 | Classified, 1940-1943 | ||||||||||||
Documents containing security information removed from the collection. | |||||||||||||
Arranged and described according to the series and folders from which the items were removed. | |||||||||||||
BOX CL 1 | Bell Telephone Laboratories, Murray Hill, N.J. | ||||||||||||
Diagrams and photographs | |||||||||||||
Miscellany, undated (Container 11) | |||||||||||||
Miscellany | |||||||||||||
Analogue for the Vernam System for Continuous Time Series, Case | |||||||||||||
20878, 1943, May 10 (Container 11) | |||||||||||||
Pulse Code Modulation, Case 20878, Dec. 1, 1943 (Container 11) | |||||||||||||
Washington, J.S.M., cable to War Cabinet Offices, London, | |||||||||||||
England, 1943, Feb. 20 (Container 11) |