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Opposite: Undated photo from DuPont’s Sales Development Section of the Explosives Department, printed as Figure 2-C on page 10 of December 1971’s Blasters’ Handbook, 15th edition, captioned “Aerial view of Pompton Lakes Works and Development Laboratory.”

Below: Cover of DuPont Blasters’ Handbook, 15th edition, collection of the author

Above: Photo print dated January 7, 1948, labeled “Coal pile at DuPont,” collection of the author. Houses in the back still stand on Howard Street in DuPont Village.

Right: Photo print dated January 7, 1948, labeled “Parking Lot at DuPont,”

collection of the author