Master reference list of equipment specifications for XD-1

Each document includes: IBM and/or MIT document numbers; title; date of IBM-MIT concurrence and/or Lincoln release; Lincoln Laboratory Division VI Document Room file number; and a coded "status and/or required" column.Compilation of all the active technical specification documents which received Lincoln-IBM concurrence for AN/FSQ-7, XD-1 design. The list is a revision of the previous list, 6M-3851-3 and its supplements, and was brought up to date as of 17 April 1957