Concert pitch is the pitch reference to which a group of musical instruments are tuned for a performance. Concert pitch may vary from ensemble to ensemble, and has varied widely over time. The ISO def
A circa 1932 Boosey & Hawkes 'Model 32' alto saxophone stamped 'LP' for Low Pitch (A=440 Hz). Saxophones tuned to A=456 Hz would be marked 'H', 'HP' or 'High Pitch'
A 1915 Buescher Truetone alto saxophone marked 'High Pitch' (A=456 Hertz). Saxophones tuned to A=440 Hz would be marked 'L', 'LP' or 'Low Pitch'
A 1927 Conn New Wonder Series 2 alto saxophone marked 'H' for 'High Pitch' (A=456 Hertz)
John Sims Reeves was an English operatic, oratorio and ballad tenor vocalist during the mid-Victorian era.
Reeves, c. 1889
Reeves with Catherine Hayes at La Scala, 1846
Reeves in the title role of Fra Diavolo, which he first performed in 1852 at Drury Lane
1860s photograph of Reeves