21st Signal Brigade Unit Crest (Edge of the Sword) - Sold in Pairs Crests and perform organizational maintenance on

and perform organizational maintenance on catapults

The AFSM was also given to U

accident investigations and provide photography for release to Navy and civilian publications or for use in Navy historical documents

The upturned dagger represents combat readiness

Criteria: These distinctive unit insignia (DUI) are worn by the 1st Space Battalion

21st Signal Brigade Unit Crest (Edge of the Sword) - Sold in Pairs Crests and perform organizational maintenance onUnited States Army 21st Signal Brigade Unit Crest (Edge of the Sword) Criteria: These distinctive unit insignia (DUI) are worn by the 21st Signal Brigade. Their motto is Edge of the Sword. White and orange are the colors that represent the Signal Corps. The 21st Signal Brigade is out of Fort Detrick, Maryland. This DUI was originally approved fort he 21st Signal Group in 1968 and was later redesignated for the 21st Signal Brigade in 2003. Unit crests