Delaware Water Gap National Recreation Area, and Middle Delaware National Scenic River have, combined, a total of SIX cancellation stamps (shown above) for the National Park Service Passport Book.
TWO are available at park headquarters weekdays year-round:
Delaware Water Gap National Recreation Area, Bushkill PA
Middle Delaware National Scenic River, Bushkill PA
THREE are available at park visitor centers:
Dingmans Falls PA
Kittatinny Point NJ
Appalachian Trail (at Kittatinny Point NJ)
ONE is available at a park site:
Millbrook Village NJ
Current Hours of Operation of park visitor centers and sites