Last updated on May 4, 2015
| 1730s | 4 1/2 octaves | Giovanni Ferrini copy by David Sutherland |
| c1780 | 5 octaves | Anton Walter copy by Philip Belt |
| 1784 | 5 octaves | Johann Andreas Stein copy by Thomas McCobb |
| 1795 | 5 octaves | Schantz copy by Thomas and Barbara Wolf |
| 1805 | 5 1/2 octaves | Anton Walter copy by Paul McNulty |
| 1819 | 6 1/2 octaves | Conrad Graf copy by Paul McNulty |
| 1824 | 6 1/2 octaves | Conrad Graf copy by Rodney Regier |
| 1825 | 6 octaves | Leschen |
| 1827 | 6 octaves | Broadwood |
| c. 1827 | 6 1/2 octaves | Conrad Graf, Opus 1389 (more) |
| 1835 | 6 1/2 octaves | Joseph Simon |
| 1868 | 7 octaves | Érard |
| 1865 | upright | Pleyel |
| 1876 | grand | Blüthner |
| 1908 | grand | Steinway D 134532 |
| 1960 | grand | Steinway D 367335 |