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Postcard from Biegeleisen to Abraham Rubinstein, April 3, 1928
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Postcard from Biegeleisen to Abraham Rubinstein, May 14, 1930
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Postcard from Biegeleisen to Abraham Rubinstein, January 28, 1931
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Postcard from Biegeleisen to Abraham Rubinstein, July 2, 1931
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Postcard from Biegeleisen to Abraham Rubinstein, July 8, 1931
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Postcard from Biegeleisen to Abraham Rubinstein, December 16, 1931
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Postcard from Biegeleisen to Abraham Rubinstein, March 2, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, March 8, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, April 12, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, April 14, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, April 26, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, April 30, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, May 6, 1932
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Postcard from Biegeleisen to Abraham Rubinstein, Nov 23, 1933
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Postcard from Biegeleisen to Abraham Rubinstein, June 19, 1935
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Postcard from Biegeleisen to Abraham Rubinstein, September 2, 1938
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Postcard from Biegeleisen to Abraham Rubinstein, December 1938
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Postcard from Biegeleisen to Abraham Rubinstein, July 27, 1939
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Postcard to Abraham Rubinstein from Biegeleisen, January 3, 1940
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Envelope from Biegeleisen to Abraham Rubinstein, May 29
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Envelope from Biegeleisen to Abraham Rubinstein, January 24
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Letters from Biegeleisen
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Letter from Biegeleisen to Abraham Rubinstein with list of books on back
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Letter part of envelope from Biegeleisen to Abraham Rubinstein
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Letter to Abraham Rubinstein from Biegeleisen
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Envelope from Biegeleisen to Abraham Rubinstein
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Letters from Biegeleisen to Abraham Rubinstein
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Biegeleisen to Rubinstein
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Letter from Rubinstein to Biegeleisen, December 1939
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Letter from Rubinstein to Biegeleisen, February 10, 1940
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Letter from Rubinstein to Biegeleisen, October 10, 1940
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Letter from Rubinstein to Biegeleisen, June 6, 1943
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Letters from Rubinstein to Biegeleisen