Original U.S. Vietnam War Era Operation Igloo White Seismic Sensor ADSID III- Complete! Percusion Muskets Drag ball has no dings

Drag ball has no dings or dents

with a couple of small tears to the leather sweatband

Naval Medical Forces Pacific

neck guard apron is serial number stamped 2588 and the interior

It was still in service in some areas until at least 1955

Original U.S. Vietnam War Era Operation Igloo White Seismic Sensor ADSID III- Complete! Percusion Muskets Drag ball has no dingsOriginal Item: Only One Available. Using the cover of darkness, dense jungle and bad weather, North Vietnamese trucks carried critical supplies down the Ho Chi Minh Trail nearly undetected. Since large numbers of American ground troops were not permitted into neutral Laos to stop the trucks, the U. S. Air Force deployed a system of electronic seismic sensor equipment to thwart the enemy's cover and alert U. S. commanders. This highly classified