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Others in Washington who were helpful in locating valuable materials were Miss Josephine Cobb of the National Archives; James Macgill, Assistant Director of the National Gallery of Art; Miss Lillian Cash of the National Park Service; H. L. Raul, Director of the Department of Interior Museum; and Miss Norma Hazeltine of the Bureau of Land Management. In New York the Frick Art Reference Gallery and the New York Historical Society were exceedingly cooperative.
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