Grant Castner: The Lost Archive

In July 2019, staff of the New Jersey State Museum visited a cramped and dusty storage locker in Hunterdon County. Inside was a treasure trove of more than one thousand glass plate negatives. Each negative preserved an image of New Jersey at the turn of the 20th century. They once belonged to a Trenton resident who had used the plates as tools for his chosen art form. His name was Grant Castner. His art was photography.

Castner’s glass plate negatives are a visual record of New Jersey’s so...