- 1953 A History of Band Instrument Manufacturing in Elkhart Indiana
- Bate Collection of Saxophones
- MIMO Instrument Makers Persons & Final Report
- 2014 and 2017 Coda Music
- 1889 Constant Pierre La facture instrumentale à l’Exposition (Universal Exposition of 1889)
- RUDOLPH WURLITZER & Co 1910 page001
- Undated Grassi Catalog
- s-l1600 005
- s-l1600 007
- 12 f
- s-l1600
- s-l1600 004
- s-l1600 010
- 1 f