Single_Date/Time:

Calendar_Date: April 1980 (All of the 7.5" quads in Ulster County,

with the exception of Saugerties, Mohonk Lake, Gardiner and Rosendale)

Single_Date/Time:

Calendar_Date: April 1994 (Saugerties, Mohonk Lake, Gardiner and

Rosendale 7.5 " quads only)