[American Music] Bernstein, Leonard. (1918–1990) & Blitzstein, Marc. (1905–1964) & Blake, Eubie. (1887–1983) [Kalischer, Clemens. (1921–2018)] Original Photograph at the "Roundtable on Ragtime" in Lenox, MAOriginal large format exhibition photograph showing Bernstein, Blitzstein, and Blake watching an unidentified pianist (who bears a striking resemblance to composer Elliot Carter) at the keyboard, taken at the "Rountable on Ragtime"at Tanglewood in Lenox, MA in the summer of 1951. Board mounted silver gelatin print with Kalischer's signature to mount and Stockbridge stamp and hand numbering to verso of mount. [Lenox, 1951]. A few modest scuffs to the