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Contributor
McPeak, Ronald H.
Remove constraint Contributor: McPeak, Ronald H.
Genre
slides (photographs)
Remove constraint Genre: slides (photographs)
Genre
underwater photography
Remove constraint Genre: underwater photography
Topic
Strongylocentrotus purpuratus
Remove constraint Topic: Strongylocentrotus purpuratus
Date
1975 to 1979
Remove constraint Date: <span class='from'>1975</span> to <span class='to'>1979</span>