Measuring Light. Top of Court House. James E. Georgalos (Laboratory Engineer). Charles P. Woras (student Engineer)
Digital Commonwealth — Boston Public Library

Measuring Light. Top of Court House. James E. Georgalos (Laboratory Engineer). Charles P. Woras (student Engineer)

[ca. July 1942]

CC0 — Public Domain
Digital Commonwealth — Boston Public Library

[Information from item housing] Light Measuring Instruments

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