alto trombone
- Place of production:Paris, France, Western Europe, Europe
- Date of production:
- Collection:Horniman Museum and Gardens
alto trombone
- Place of production:
- Date of production:
- Collection:Horniman Museum and Gardens
alto trombone
- Place of production:London, England, UK, British Isles, Western Europe, Europe
- Date of production:
- Collection:Horniman Museum and Gardens
Alto trombone Nominal pitch: D♭.
- Place of production:Paris/France
- Date of production:Probably 1930s
- Collection:University of Edinburgh
Alto trombone, case, Nominal pitch: E♭.
- Place of production:London/England
- Date of production:
- Collection:University of Edinburgh
Alto trombone in E flat
- Place of production:England
- Date of production:late 19th century
- Collection:Birmingham Conservatoire
Alto trombone in Eb, Nominal pitch: E♭.
- Place of production:Paris/France
- Date of production:1872-1878
- Collection:University of Edinburgh
Alto valve trombone Nominal pitch: E♭.
- Place of production:New York/New York/United States of America
- Date of production:1875-1888
- Collection:University of Edinburgh
Alto trombone.
- Place of production:Paris.
- Date of production:Circa 1888.
- Collection:Royal Conservatoire of Scotland
Alto trombone. Nominal pitch: E♭.
- Place of production:London/England
- Date of production:1885
- Collection:University of Edinburgh
Alto trombone.
- Place of production:London.
- Date of production:1895 or shortly before
- Collection:Royal Conservatoire of Scotland
Alto trombone in E flat
- Place of production:London (Timezone: Europe/London)
- Date of production:1892
- Collection:Birmingham Conservatoire
Alto trombone. Nominal pitch: E♭.
- Place of production:London/England
- Date of production:Circa 1900
- Collection:University of Edinburgh
Valve trombone.
- Place of production:Liège.
- Date of production:Circa 1900
- Collection:Royal Conservatoire of Scotland
Alto trombone.
- Place of production:Birmingham.
- Date of production:1902-13
- Collection:Royal Conservatoire of Scotland
Alto trombone. Nominal pitch: E♭.
- Place of production:London/England
- Date of production:Circa 1937
- Collection:University of Edinburgh
Alto trombone.
- Place of production:Elkhart, Indiana.
- Date of production:Circa 1982
- Collection:Royal Conservatoire of Scotland