First tour of Conestoga River Valley - from left - front row (sitting) William H. Kreitz, J. Arthur Morris, Harry F. Stacks, Benjamin M. Landis, Donovan Smith. Standing - Raymond Weaver, Earl F. Rebman, Carl P. Lefever, Dr. H. M. J. Klein, Dr. Herbert H. Beck, William J. Poorbaugh, John J. Eshelman, Robert M. Binkele, Stanley Musselman, Amos H. Funk.
From page 20 of Earl Rebman's "Conestoga River Watershed - Outline of History, 1710 - 1973"
Conestoga Valley Association recreation area near Safe Harbor. From page 18 of Earl Rebman's book "Conestoga River Watershed - Outline of History, 1710 to 1973".
Left to right: Charles Tanger, James Humphreville, and Earl Rebman with a Conestoga River Association display - plan of the Conestoga River done by McCloud, Scatchard, Derck and Edson, landscape architects.