If for no other reason, Lady Day
must be seen for the very long session of "Fine & Mellow"shot in the early fifties, I'd guess, with Ben Webster, Lester Young and Roy Eldridge-which shows you how perfectly beautifully Holiday listened to other musicians.
This gave rise to a double computation: Lady Day
, March 25, Old Lady Day
, April 6; Midsummer Day, June 24, Old Midsummer Day, July 6; Michaelmas Day, September 29, Old Michaelmas Day, October 11; Christmas Day, December 25, Old Christmas Day, January 6.