Othmar H. Ammann has
been in two exhibitions at MoMA,
between 1944 and 1959.
24 May to 22 October 1944
Ludwig Mies van der Rohe, Philip Johnson, Marcel Breuer and Frank Lloyd Wright, among others, were involved.
11 February to 19 April 1959
Arthur Drexler, Eero Saarinen, Wilder Green and Wallace K. Harrison, among others, were involved.