P.S. 047 Chris Galas
Christina Galas (1933-1982) was the vice president of Beach Channel High School's Parent’s Association.
Sources:
Broad Channel Bits, Rockaway Wave, September 18, 2015, https://www.rockawave.com/articles/broad-channel-bits-56/
"Christina Andriano Galas memorial," FindAGrave.com, https://www.findagrave.com/memorial/245169915/christina-galas