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Inscription

inscribed in plate, at bottom right: P. Kl. / 22. Februar / 1922; below image, at left, in graphite: Kleinschmidt 22; below image, at right, in graphite: Probe 1-4 / No 3

Provenance

Ruth Kainen, Washington, D.C. (not in Lugt); Gift to NGA, 2012.