stereo-viewer source?

[KBHATNAG at CCMAIL.SUNYSB.EDU]

Aldrich markets stereo viewers made by VCH Verlagsgesellschaft mbH. We bought
a couple for around $50 each. Catalog # is Z 15675-2.

For a bulk order, you may want to inquire from VCH directly at:

           VCH Publishers, Suite 909
           220 East 23rd Street, New York, NY 10010-4606

Kavish