Entered from event listings in the New York Tribune ("Musical Notes And Comment", columns 2-4). David Bispham's participation is noted as "engagement permitting". Humanities, National Endowment for the. New-York Tribune. [Volume] (New York [N.Y.]) 1866-1924, March 03, 1912, Image 52. no. 1912/03/03, 3 Mar. 1912, p. 2.