Page 33 - البيانو2
        P. 33
     30. ^ Jump up to:    Ehrlich & Good 2001, ¶4.
                                    a b
                   31. ^ Giordano 2010, p. 143–144.
                   32. ^ Dolge 1911, p. 48.
                   33. ^ Grafing, Keith (1974). "Alpheus Babcock's Cast-Iron Piano Frames". The Galpin
                       Society Journal. 27: 118–124. doi:10.2307/841758. ISSN 0072-0127. JSTOR 841758.
                   34. ^ Jump up to:    Fletcher & Rossing 1998, p. 352.
                                    a b
                   35. ^ Richardson 1998, p. 106.
                   36. ^ Palmieri, Robert, ed. (2003). Encyclopedia of keyboard instruments, Volume 2.
                       Routledge. p. 437. ISBN 978-0-415-93796-2.
                   37. ^ Library of Congress Subject Headings. Library of Congress. 2003.
                   38. ^ "PNOmation II". QRS Music Technologies. Archived from the original on 14 July 2014.
                       Retrieved 6 July 2014.
                   39. ^ "History of the Eavestaff Pianette Minipiano". Piano-tuners.org. Archived from the
                       original on 1 October 2014. Retrieved 27 January 2014.
                   40. ^ Les Cahiers de l'Oronte. 1969. p. 82.
                   41. ^ "Stéphane Tsapis, le piano oriental" (in French). 13 October 2019.
                   42. ^ Thomas Burkhalter (2014). Local Music Scenes and Globalization: Transnational
                       Platforms in Beirut. Routledge. p. 262. ISBN 9781135073695.
                   43. ^ Davies 2001.
                   44. ^ "Disklavier Pianos - Yamaha - United States". usa.yamaha.com.
                   45. ^ "161 Facts About Steinway & Sons and the Pianos They Build". Steinway & Sons.
                       Archived from the original on 16 November 2014. Retrieved 30 September 2018.
                   46. ^ Nave, Carl R. "The Piano". HyperPhysics. Archived from the original on 24 November
                       2014. Retrieved 19 November 2014.
                   47. ^ "The Piano Case". Five Lectures on the Acoustics of the Piano. Royal Swedish
                       Academy of Music. 1990. Archived from the original on 19 July 2010. Retrieved 30
                       August 2010.
                   48. ^ Navi, Parvis; Sandberg, Dick (2012). Thermo-Hydro-Mechanical Wood Processing.
                       CRC Press. p. 46. ISBN 978-1-4398-6042-7.
                   49. ^ p. 65
                   50. ^ Fine, Larry (2007). 2007–2008 Annual Supplement to The Piano Book. Brookside
                       Press. p. 31. ISBN 978-1-929145-21-8.
                   51. ^ The "resonance case principle" is described by Bösendorfer in terms of manufacturing
                       technique Archived 2015-04-02 at the Wayback Machine and description of
                       effect Archived 2015-04-11 at the Wayback Machine.
                   52. ^ Barbieri, Patrizio (2001). "Fazioli, Paolo". Grove Music Online. Vol. 1. Oxford
                       University Press. doi:10.1093/gmo/9781561592630.article.42578. ISBN 978-1-56159-
                       263-0.
                   53. ^ "Model F308" Archived 2015-03-16 at the Wayback Machine, Official Fazioli Website.
                       Accessed 6 March 2015.
                   54. ^ Richardson 1998, p. 97.
                   55. ^ "The Hindenburg's Aluminum Piano". AIRSHIPS.NET. 5 June 2010.
                   56. ^ Fletcher & Rossing 1998, p. 374.
                   57. ^ Dolge 1911, p. 97.
                   58. ^ King, Rosie (14 September 2018). "World's first 108-key concert grand piano built by
                       Australia's only piano maker". ABC. Archived from the original on 15 September 2018.
                       Retrieved 15 September 2018.
                                                             33
     	
