Richard Charles Freudenberg (1932-2006) and Ralph Herman Freudenberg I (1931-1992) on September 17, 1940 at the 1939-1940 World's Fair in Flushing Meadows, New York at the Perisphere. Photograph from the collection of Ralph Freudenberg (1903-1980) and Nora Belle Conklin (1902-1963).