578th Engineer Battalion Unit Crest (Aedificate Ad Pugnandum) - Sold in Pairs ISLAND_14D~81237 A commemorative lapel pin to

A commemorative lapel pin to recognize 25 years of civilian service to the federal government

Was assigned or attached to a unit directly supported a DOD combat operation as approved by the Chief of Staff of the Air Force

The AAM can be granted in a combat area

Approved for wear in 1956

Criteria: These unit crests are currently worn by the 10th Sustainment Brigade

578th Engineer Battalion Unit Crest (Aedificate Ad Pugnandum) - Sold in Pairs ISLAND_14D~81237 A commemorative lapel pin toUnited States Army 578th Engineer Battalion Unit Crest (Aedificate Ad Pugnandum) Criteria: Unit Crests are unique to each unit in the U. S. Army and are officially known as Distinctive Unit Insignia although most Soldiers refer to them as "Unit Crests." The insignia design is derived from the coat of arms authorized for a unit. All personnel assigned to the organization wear the insignia, except general officers, the Sergeant Major of the Army and the