Catalog and price list of Swanson's spore culture Mushroom Spawn
Elmhurst, Ill, Paul Swanson, [1936?]
1936
U.S. Department of Agriculture, National Agricultural Library
U.S. Department of Agriculture, National Agricultural Library
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The contributing institution believes that this item is not in copyright
Copyright Status:
Public domain. The BHL considers that this work is no longer under copyright protection.