sources

http://www.panynj.gov/bridges-tunnels/gwb-history.html

Compendium Of US census and New Jersey Department of State

Henry Bischoff, From Pioneer Settlement to Suburb (Publication of Pioneer Settlement 1976)

http://www.panynj.gov/bridges-tunnels/george-washington-bridge.html

http://www.state.nj.us/transportation/publicat/

Infrestructure of Mahwah