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Inscription

lower left in graphite: OKTP; lower center in graphite: 'O'; lower right in graphite: RDT '03; lower center verso in graphite: STEEL 1 BLANK PRE. / 2 RED-CARDINAL / 3 TARL ON BLUE (TUBE MIX) / 4 981 / STEEL.

Provenance

Acquired by NGA from Kathan Brown, San Francisco, 2006.