A book is a mirror: if an ass peers into it, you can't expect an apostle to look out.
Georg Christoph Lichtenberg, Aphorisms


Research for this work was possible only with the help the Internet. With it, I found Ambridge and Beaver County information and located and purchased books listed here. Email correspondence with the contributers was invaluable.


Beaver County Trolleys: Rohrbeck, Benson W., Beaver County Trolleys, West Chester, PA: Ben Rohrbeck Traction Publications, 1985

Centennial Program: Wagner, Elise Mercur, Economy of Old and Ambridge of Today, Ambridge: Harmonists, 1924

Duss, John S., The Harmonists, A Personal History, Pittsburgh: Van Trump Zieglar Shane, 1943

Sesquicentennial Historical Booklet: Young, Norman C. (ed), Old Economy-Ambridge Sesqui-Centenial Historical Booklet, Ambridge:1974

Reader Contributions

Joan (Timney) Verigood, AHS 1952

Al Rotolo, AHS 1970's

Mike Medianowsky, AHS 1970's

Amy Fardo-Padgett

Family Photos, Wacht family

William Bowan Archives, Bradley Bowan, custodian: Bill Bowan was my father's best friend and a man who was always a step ahead of his time.


Arthur Rothstein, June 1938: Library of Congress, Prints & Photographs Division, FSA-OWI Collection

John Vachon, January 1940 & 1941: Library of Congress, Prints & Photographs Division, FSA-OWI Collection

Official US Navy Photographs, National Archives

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