File contains correspondence with Alex Comfort, V. Dedijer, Da Capo Press Inc., Encyclopedia of the Sea, Rita Ettl, Fayard Editions, Peter Fricke, FAO (the Food and Agriculture Organization of the United Nations), Donald Gledhill, and Jay Goldburg Cousteau Society.
File contains correspondence with the Commission of the European Communities, Rallph Collier, Consumers Union of US Inc., Centre d'Architecture de la Mer, Jerrgen Claus, Mae Cullin, Rafael Castello-Valdis, Ray Canterbury, Jonathan Charney, CBS, Nigel Calder (on "The Blue Revolution"), Michelle Canterella, and "Conjunctions."
File contains correspondence regarding Mr. and Mrs. Richard Sigerson, from [Marie?], to [Unkie?], from [Peter?], [T.? -indecipherable], [Jacques Piccard], Cathy Enright, [Humberto and Alara Gristancho], [Johan], Bruce Kubert, and an invitation from one of Elisabeth Mann Borgese's dogs.
File contains a copy of the 1906 publication of Anna Magdalena's 1725 Notebook with various short piano compositions, edited by Dr. Richard Batka. The book is inscribed to Ellen Ballon by Clara Lichtenstein, her teacher at McGill Conservatorium of Music, and dated April 7, 1910 in Montreal.
File contains correspondence with Berudt Richter, Jacques Rougeru (of the Centre d'Architecture de la Mer et de l'Espace), Don Reed, Ruder and Finn, and Ruth Ross. Topics of discussion include Borgese's "The Drama of the Oceans," the International Ocean Institute (IOI), and a speech Borgese gave at the Henry Salvator Center (which includes a transcript, with handwritten annotations and corrections by Borgese).