C. 1 is in postcard collection; c. 2 is in the "Gert Boland Mack" postcard archive.
Sent to photography January 2011 for inclusion in the 60th Anniversary history book (photography no. 1000102062).
Postcard is of Pat Keeler during a lampworking demonstration; "Lamp workers craft" is on a sign above him and "Shaping glass for science" can be seen on a sign to the right.
"Lampworker, Corning Glass Center, Corning, New York; lampworker, Pat [Erford] Keeler, fashions hot glass tubing to produce laboratory apparatus and miniature animals in the Hall of Science and Industry" --
Similar photos appeared in CGW Gaffer News, June/July 1951, Summer 1952, and September 1956.