Original Piano Maker(s)

Henry Mason (1831-1890) & Emmons Hamlin (1821-1885)

Date Established


Original Location(s)

Boston, Massachusetts

Notable Dates

  • 1854 — Manufactured Organ Harmonium with Hamlin’s reed voicing (later known as Cabinet Organ).
  • 1867 — Awarded 1st Prize at the Paris Exhibition for their American Cabinet Organ.
  • 1869 — Henry Mason retired as president of the company and his brother Lowell Mason, Jr. (1823-1885) succeeded him.
  • 1881 — Began manufacturing pianos.
  • 1885 — Upon the death of Lowell, Henry Lowell Mason (1864-1957) (Henry’s son) succeeded him.
  • 1906 — Richard W. Gertz became president of the company.
My Dear Sirs, For what a magnificent organ I have to thank your kindness! It is worthy of all praise and admiration! Even average players could attain much success on it.
Letter to Mason & Hamlin from Franz Liszt 1

Innovation(s) / Patent(s)

  • 1856 — Awarded patent for Reed Musical Instrument (expression stop).
  • 1865 — Awarded patent for Improvement in Cabinet-Organs.
  • c. 1900 — Among his patents, including the Duplex Scale, Richard W. Gertz awarded patent for Tension Resonator.

Current Owner(s)

Gary and Kirk Burgett of PianoDisc.
End of Article

Page Sources

La Mara, ed., and Constance Bache, tra.  Letters of Franz Liszt Vol. II From Rome to the End.  New York:  Haskell House Publsihers Ltd., 1894: pg. 437.  Google Books.  Web.  18 Nov. 2015.
Gellerman, Robert F.  The American Reed Organ and the Harmonium.  Vestal: Vestal Press, Ltd., 1996: pg. 58.  Google Books.  Web.  18 Nov. 2015.
Pianojanna.  "The Mason & Hamlin Story – Part 1."  Online Video Clip.  YouTube.  YouTube, 4 March 2007.  Web.  18 Nov. 2015.   Standard YouTube License.
Additional References:
  • "E. Hamlin Reed Musical Instrument."  Google Patents.  IFI CLAIMS Patent Services, n.d.  Web.  18 Nov. 2015.
  • "Improvement in Cabinet-Organs."  Google Patents.  IFI CLAIMS Patent Services, n.d.  Web.  18 Nov. 2015.
  • Bush, Douglas Earl, and Richard Kassel, eds.  The Organ: An Encyclopedia.  New York and London: Routledge, 2006.  Google Books.  Web.  18 Nov. 2015.
  • Palmieri, Robert, ed.  The Piano: An Encyclopedia.  2nd Edition.  New York: Routledge, June 1, 2004.  Google Books.  Web. 18 Nov. 2015.