Inscription
in graphite, lower right: P. Halley, center verso: CELL 17 - 1995
Provenance
Mr. and Mrs. Herbert Vogel, New York; gift to NGA, 2007.
in graphite, lower right: P. Halley, center verso: CELL 17 - 1995
Mr. and Mrs. Herbert Vogel, New York; gift to NGA, 2007.
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