The electron microscope is one of the research chemist's most valuable aids to discovery. This one at the DuPont Company's Experimental Station is capable of 100,000 diameter magnification. The image is projected, for direct visual examination, on fluorescent screen or, for photographing, on a plate of film.
The DuPont Film Department's sales development and technical service laboratory in Chestnut Run is one of the most modern and complete of its kind. Built at a cost of $1 million, this laboratory provides technical assistance to customers and explores new packaging and industrial markets for films.
The garden at the Price-Comfort-Zebley home. The house at 1302 King Street was built in 1798 by Benjamin Price, and occupied by the Zebley family from 1830 to 1872. After 1872, the home was occupied by the Springer-Ward-Spoerl family.
The site of the Hartman & Fehrenbach Bavarian Brewery (H& F Brewery), which began in 1866, but fell into disuse during Prohibition. Later, homes built on site.
