Bas*strompete or Althorn. Nominal pitch: 6½-ftE♭.
- Place of production:Frankfurt an der Oder/Germany
- Date of production:Late 19thcentury
- Collection:University of Edinburgh
Althorn. Nominal pitch: E♭
- Place of production:Probably Germany
- Date of production:20thcentury
- Collection:University of Edinburgh
Baritone. Nominal pitch: 8-ft C.
- Place of production:Probably Austria, possibly Vienna
- Date of production:Mid 19th Century
- Collection:University of Edinburgh
Althorn. Nominal pitch: F.
- Place of production:Graslitz, Czechoslovakia (now Kraslice, Czech Republic)
- Date of production:Circa 1900
- Collection:University of Edinburgh
Tenor horn.
- Place of production:Wernitzgrün, Saxony.
- Date of production:Early 20th century
- Collection:Royal Conservatoire of Scotland
Althorn
- Place of production:London (Timezone: Europe/London)
- Date of production:1912-1913
- Collection:Horniman Museum and Gardens
Althorn. Nominal pitch: E♭.
- Place of production:Leningrad, Russia
- Date of production:1964
- Collection:University of Edinburgh