Williamson Music, Inc.

Publishing company for the works of Rodgers & Hammerstein, d to ASCAP. Legally operating under this name from 6 August 1943 to 5 December 1980.
Founded by Oscar Hammerstein II. They both have a father called 'William' (hence son of William = Williamson).

Please, consider also Williamson Music Ltd.

NY company number: 54538
Incorporated: 6 August 1943
Name change: 5 December 1980 to 'Hammerstein Music & Theater Company, Inc.'