The bugle call known as "Stable Call" is used by Cavalry forces to signal to those responsible to tend to the horses. The horses need to be fed and watered, the horses groomed and the stables cleaned. See the links at the left to download the sheet music or audio files. More bugle calls are listed in our article about the history and cultural impact of Bugle Calls
The image below is the first page of the sheet music, and here you can download the full sheet music for Stable Call (bugle call) in PDF format.