Kuno Sponholz, New York. Fine Arts Associates (Otto M. Gerson), New York. Anon. sale, Sotheby's, New York, 20 February 1997, lot 92. Acquired at the above sale by the late owner.
G. Busch, Gerhard Marcks, Das plastische Werk, Frankfurt, 1977, p. 319, no. 418 (another cast illustrated).
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