52B. Black Swallowtail Butterfly Pupal Molt  (from print)
Channel: UMass Amherst Libraries
Date: 2017-09-26

COPYRIGHT
1967 Educational Services Inc, (now Educational Development Center, Inc.)  All rights reserved.
Distributed by the University of Massachusetts Amherst under license agreement with the Educational Development Center, Inc. For information on acquiring such distribution rights for your organization, contact the Technology Transfer Office at UMass Amherst.

OTHER CREDITS
Photographer – Joseph V.  Durden

Produced by the Elementary Science Study of the Educational Development Center

NOTES
Film loop master ES45