"Assembly" is a

bugle call A bugle call is a short tune, originating as a military signal announcing scheduled and certain non-scheduled events on a military installation, battlefield, or ship. Historically, bugles, drums, and other loud musical instruments were used fo ...

that signals troops to assemble at a designated place. "Assembly" and "

Adjutant's Call "Adjutant's Call" is a bugle call indicating that the adjutant is about to form the guard, battalion, or regiment. "Assembly", "Adjutant's Call", and "First Sergeant's Call" are the three bugle calls that make up the "formation" category of bugle ...

" are the two bugle calls that make up the "formation" category of bugle call.Robert S. Rush, ''NCO Guide'' (

Stackpole Books Stackpole Books is a trade publishing company in Mechanicsburg, Pennsylvania. It was founded by E. J. Stackpole Jr. in Harrisburg, Pennsylvania, in 1930 and was moved to its current headquarters in 1993. Stackpole publishes nonfiction books in the ...

: 9th ed.: 2010).

Score

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References

Military life Bugle calls {{Music-instrument-stub