23 Apr
2015
23 Apr
'15
9:02 a.m.
NSA releases 52,000 pages of William F. Friedman Collection, searchable: <https://www.nsa.gov/public_info/declass/friedman_documents/index.shtml>https://www.nsa.gov/public_info/declass/friedman_documents/index.shtml Document index spreadsheet: <https://www.nsa.gov/public_info/_files/friedmanDocuments/Friedman_Collection_Metadata.xlsx>https://www.nsa.gov/public_info/_files/friedmanDocuments/Friedman_Collection_Metadata.xlsx