In his excellent book U.S. Army uniforms of the Vietnam War, Shelby Stanton states that " In 1969, as a part of the Delta Footwear program, the Army ordered 42,700 pairs of lace-in zippers for tropical combat boots as a quick-release mechanism." Apparently, initially MACV restricted lace-in zi
Vietnam era flight boots - FWU-3/P - FLIGHT CLOTHING - U.S. Militaria Forum
US Vietnam Era Jungle Boots Tropical Combat HI-PALS 12R March 1968 NOS Original
Vintage U.S. Military Vietnam 7-63 Black Leather Combat Men's Boot 9 R
Vietnam era tropical combat boots w/ lace-in zippers - UNIFORMS - U.S. Militaria Forum
Jungle Boots Green Vietnam War Era 1968 New Size Mens 14 XW
Vietnam Combat Boots
Vietnam era flight boots - FWU-3/P - FLIGHT CLOTHING - U.S. Militaria Forum
Nam Jungle Boots - UNIFORMS - U.S. Militaria Forum
Footgear
USMC uniforms in vietnam - UNIFORMS - U.S. Militaria Forum
U.S. Military Vietnam War Era Tropical Combat Boots (NEW) - Billings Army Navy Surplus Store