Finding Aids

Christian Schussele (1824-1879) was an artist and teacher at the Pennsylvania Academy of Fine Arts. John Sartain (1808-1897) was a Philadelphia printmaker and engraver, and director of the Pennsylvania Academy of Fine Arts. The engraving is a group portrait of nineteen nineteenth-century American inventors and industrialists, collected around a table with examples of their inventions, and beneath a portrait of Benjamin Franklin.

Famous chemist and Kevlar inventor Stephanie L. Kwolek (1923-2014) was a research associate at DuPont for forty years. These photographs document her career.

Stephanie Louise Kwolek (1923-2014) was an American chemist known for inventing Kevlar. She worked for the DuPont Company for forty years. Kwolek's main area of research was polymers, including high-performance fibers. This collection contains photographs, albums, slides and videotapes related to Kwolek's career and achievements, including her work on Kevlar.