June 10 1930
Sanford, A.F.
June 12 1930
Kammerer, E. Lowell
June 17 1930
June 23 1930
The Morton Arboretum
June 25 1930
July 16 1930
September 16 1930
October 16 1930
October 21 1930
November 5 1930
November 24 1930
November 28 1930
February 23 1953
Mulligan, Brian O.
March 13 1953
March 18 1953
March 20 1953
March 31 1953
April 1 1953
April 2 1953
April 3 1953
April 15 1953
May 22 1953
July 12 1953
August 4 1953
August 10 1953
January 23 1953
January 20 1958
January 2 1958
March 22 1932
April 5 1932
March 9 1939
March 17 1939
March 20 1939
April 4 1939
August 2 1939