Before the creation of shaft salt mines, the production of salt in New York State required the evaporation of salt brine extracted from salt springs and wells – first by applying heat and later with large solar evaporators.
In the mid-19th century it had been thought by New York geologists that the Onondaga salt springs, known since the mid-1600s, must be supplied from the leaching of beds of rock-salt, and for a time efforts were made to find it in the immediate vicinity of Onondaga Lake. The various borings made on the State’s Onondaga Salt Springs Reservation [see map] in the 1820s and 1830s however showed conclusively that no rock salt was there. [Read more…] about The Discovery of Rock Salt in New York: Some History
At 
It was December 14, 1917, and a 
The last three weeks of October, 1903 proved to be difficult ones in the Upper Delaware region, as residents attempted to clean up after a particularly devastating flood.