Chemistry & Physics Study Unit

Chemistry & Physics Study Unit (1979):
http://www.cpossu.org
Chemistry & physics; quarterly Philatelia Chimica et Physica; US $20; Canada $26; elsewhere $40; electronic $20.
ATA Representative: John Sharkey

For membership information, contact:
Roland Hirsch
20458 Waters Point Ln
Germantown, MD 20874-1091
Email: michael@cpossu.org

   Study Unit