PICABIA, Francis (1879-1953). L.A.S. addressed to a "Dear colleague". Rubigen, s.d. "Thursday". 1 p. Large in-4. Scratches and corrections. Picabia sends the address of a Basel artist, "Mrs. Isabella Sidler-Winterhalder who would be happy to exhibit at the Surindépendants [...]. Beautiful and great document.

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