Long Island core samples
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Long Island core samples
Long Island core samples
Groundwater Sampling on Long Island
Groundwater sampling for water quality on Long Island, New York
Groundwater sampling for water quality on Long Island, New York
1980 Computer Room
An image of the USGS EROS computer room from 1980 - EROS History Project
An image of the USGS EROS computer room from 1980 - EROS History Project