Photograph by Unknown, [no date], of a Wash Drawing titled, “Delaware Water Gap,” by Augustus Kollner, 1844 June 3, gsm_0817. Wilkes University Archives.

Photograph by Unknown, [no date], of a Wash Drawing titled, “Delaware Water Gap,” by Augustus Kollner, 1844 June 3, gsm_0817. Wilkes University Archives. https://archivepublic.wilkes.edu/repositories/2/digital_objects/7574 Accessed August 23, 2026.