Originally published as: The mysterious clams of Crater Lake National Park:([Crater Lake, Or. : United States Department of Interior, National Park Service, Crater Lake National Park, 1992.]); 2p. ; 28 cm.
Date Original
[1992]
Date Digitized
2008-10-31
Date Available
2009-02-09
Original Publisher
United States Department of Interior, National Park Service, Crater Lake National Park