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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
During the 1920s, Kopple directed and was a musician in Kopple's Orchestra. He had directed the TRI-STATE ORCHESTRA around 1915. (1)
One month before his ninetieth birthday, thirty children from nearby LINCOLN ELEMENTARY SCHOOL brought Kopple a happy birthday poster signed by four hundred children.
1. "Convention Closes with Big Banquet," Dubuque Telegraph-Herald, April 23, 1915, p. 2