MS24274B (NOTICE), MILITARY STANDARD: SHIELD, ELECTRON TUBE-HEAT DISSIPATING FOR OCTAL T12 TYPE TUBES (17 JUL 1967) [SUPERSEDED BY MIL-S-24251/11]
MS24274B (NOTICE), MILITARY STANDARD: SHIELD, ELECTRON TUBE-HEAT DISSIPATING FOR OCTAL T12 TYPE TUBES (17 JUL 1967) [SUPERSEDED BY MIL-S-24251/11].