MIL-S-2649B (AMENDMENT-1), MILITARY SPECIFICATION: SEARCHLIGHT, INCANDESCENT, 7-INCH SEALED BEAM LAMP FOR SMALL BOATS (12-JUN-1986)
MIL-S-2649B (AMENDMENT-1), MILITARY SPECIFICATION: SEARCHLIGHT, INCANDESCENT, 7-INCH SEALED BEAM LAMP FOR SMALL BOATS (12-JUN-1986).