Original U.S. Vietnam War Central Intelligence Agency Ho Chi Minh Trail Covert Seismic Sensor / Listening Device Camouflaged as “Monkey Poop” Rock Martini-Henry Accessories This lock was made by

This lock was made by Joseph Atkinson of Lancaster

the Germans launched a major offensive west through the Ardennes Forest

indicating inspection in 1900

but some definitely look to be replacements

so that seam is now partly split

Original U.S. Vietnam War Central Intelligence Agency Ho Chi Minh Trail Covert Seismic Sensor / Listening Device Camouflaged as “Monkey Poop” Rock Martini-Henry Accessories This lock was made byOriginal Item: Only One Available. Now this is an extremely rare item we have the pleasure of offering, and in excellent condition! This rock looking object, which was affectionately referred to as monkey poop, was a vital item in the CIAs toolkit when it came to monitor enemy troop movements and chatter along the Ho Chi Minh trail. The Ho Chi Minh Trail (Vietnamese: ng mn H Ch Minh), also called Annamite Range Trail, was a logistical network of roads