MIL-A-19521A (AMENDMENT 3), MILITARY SPECIFICATION: ANODE RETAINING SUPPORT PLUGS AND ANODE SELECTION AND INSTALLATION DESIGN CRITERIA FOR SHIPBOARD CONDENSERS AND HEAT EXCHANGERS (15 AUG 1967)

MIL-A-19521A (AMENDMENT 3), MILITARY SPECIFICATION: ANODE RETAINING SUPPORT PLUGS AND ANODE SELECTION AND INSTALLATION DESIGN CRITERIA FOR SHIPBOARD CONDENSERS AND HEAT EXCHANGERS (15 AUG 1967).