Index to microscope catalogue [manuscript], [1957?]

The Smithsonian catalogs Index to microscope catalogue [manuscript], [1957?] as manuscripts in its Microscopes records.

WHY IT’S INTERESTING

"Prepared by H.R. Purtle, 1957"--ms. note on label inside front cover.

SERENDIPITYA little unexpected

FamiliarWeird

A CLOSER LOOK

The Smithsonian lists the object under Microscopes and dates it 1957.

"Prepared by H.R. Purtle, 1957"--ms. note on label inside front cover.

FOLLOW THE EVIDENCE

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