Skip to search Skip to main content

Monthly Catalog 1895-1976

  • Bookmarks 0
  • History
  • Login

    Cite

    Special regulations SR (series). 105-20-11. Communications: Telephone switchboard line equipment installed and in use (reports control symbol SIG-60 (R2)) (DA form 11-83), Changes 1, effective July 1, 1955; June 20, 1955.