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Photographs of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
Photograph of biology graduate student Sam Stubblefield examining leaves to classify them.
1968-02-28
