Overview MARGRETTA STEWART DIETRICH [a.k.a. "Sister Pig"; "Piggy"; "Peeg"; "Pat"; Mrs. Charles H. Dietrich] Correspondence from Dorothy Stewart to Margretta Dietrich: Eight letters and four postcards from Stewart to Dietrich, Sept. 28, 1938 - Oct. 29, 1950. The letters of October 1938 tell of the voyage returning D.N.S. and Chabot to the U.S. Many of these letters are illustrated, especially Oct. 24, 1938. Among these letters are three mimeographed press releases printed on the ship giving the world...