"So Far" is a show tune from the 1947 Rodgers and Hammerstein musical Allegro when it was introduced by the character "Beulah" played by Gloria Wills.
[1] On July 28, 1947 (see 1947 in music), the song was recorded by Perry Como, and released by RCA Victor Records as a 78rpm single, catalog number 20-2402-A, with the flip side "A Fellow Needs a Girl".
[3] Other versions were recorded by Frank Sinatra[4] and by Margaret Whiting.
[7] Tony Bennett later used the song on his album Long Ago and Far Away (1958).
The song was also used in the 1996 stage musical State Fair.