Boy, is this a gas! Bob Greenwood gets ready to show off freezing and physics at the Ontario Science Centre Sunday
Date4/30/1985
Names
Format
Original Toronto Star caption: Boy; is this a gas! Bob Greenwood gets ready to show off freezing and physics at the Ontario Science Centre Sunday. He holds a balloon dipped in firgid liquid nitrogen. As the balloons warms; it expands.
Subject
Medium
Language
ProvenanceFrom the Toronto Star Archives
CollectionToronto Star Photograph Archive
Usage Rights
Copyright
(Learn More)
Copyright HolderToronto Star (Firm)
Call Number / Accession NumberTSPA_0110329F
9/9/1969
Approximately 1925