Abstract Stereographs represent an early form of "three dimensional" photography. Images are duplicated and placed side-by-side in order to create a three dimensional effect, an effect which is greatly enhanced with the use of a stereoscopic viewer. Stereographs were an extremely popular commercial success in the late 19th century, largely because they were easily reproduceable. This created an availability and affordability which attracted a variety of classes. Many of the stereographs featured in...

Scope and Contents note

This collection consists of various items related to Manayunk, the Manayunk canal, the Schuylkill Navigation System, and the Manayunk Development Corporation. The collection includes photographs, photographic negatives, slides, blueprints, waterfront plans and sign designs, complete newspapers, individual articles, books, reports, correspondence, and publication preparation materials.

Scope and Contents The collection contains materials related to the Philadelphia Aquarium collected from 1904 to 1989. The collection consists of paper documents, photographs, and recorded video. Items in the collection range from newspaper clippings, letters of inquiry, and press releases to correspondence, inventories, and radio program transcripts. Some publications in the collection are loosely related to the Philadelphia Aquarium, but provide insight into comparable aquarium operations during the time...

Scope and Contents

Personal photographic prints, slides, and paper material primarily featuring the Mai family who operated the Carl Mai Restaurant at the Belmont Mansion. Beyond the Mai family, material features the restaurant dining area, serving staff and landscape views of Belmont Mansion and West Fairmount Park. Items included are generally from the mid-1950s, although there are a few items dated as early as 1924 and as late as 1982.

Scope and Contents note

The Walter Pertuch Digital Images Collection consists of 452 scans of original glass plate negatives. The collection features images from the late 19th century and early 20th century, and includes photographs of Philadelphia and Fairmount Park, Germany, several World’s Fair and sections of New Jersey.