Delaware Water Gap National Recreation Area, Pennsylvania and New Jersey, official map and guide /

Relief shown by shading.

Delaware Water Gap National Recreation Area, Pennsylvania and New Jersey, official map and guide /

Relief shown by shading.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Delaware Water Gap National Recreation Area, New Jersey and Pennsylvania /

Relief shown by shading and spot heights.

Gateway--Gateway National Recreation Area, New York-New Jersey /

"*GPO:2005--310-394/00292. Reprint 2005."

Gateway--Gateway National Recreation Area, New York-New Jersey /

"*GPO:2011--365-615/80606 Reprint 2011."

Gateway--Gateway National Recreation Area, New York-New Jersey /

"*GPO: 2001--472-470/40059."

Gateway--Gateway National Recreation Area, New York-New Jersey /

"*GPO:2003--496-196/40461. Reprint 2003."