'M' miscellaneous correspondence
'M - P' miscellaneous correspondence
'M' - 'N' miscellaneous correspondence
Letter from Lotte Lehmann to Ellen Ballon
Letter from Josef Hofmann to Ellen Ballon
Letter from Edna Ferber to Ellen Ballon, Sally Ryan, and Ralph Gustafson
'L' miscellaneous correspondence
'L' miscellaneous correspondence
'K' miscellaneous correspondence
'K' miscellaneous correspondence
'K' miscellaneous correspondence
'K' miscellaneous correspondence
Izler Solomon : [autographed photograph]
Hugh Ross : [autographed photograph]
Heitor Villa Lobos and Arminda Villa Lobos in New York
Harold Bauer : [autographed photograph]
'H' miscellaneous correspondence
'H' miscellaneous correspondence
'H - I' miscellaneous correspondence
'G' miscellaneous correspondence
'G' miscellaneous correspondence
'F' miscellaneous correspondence
'F - K' miscellaneous correspondence
'F - H' miscellaneous correspondence
Episode 9, Philip Glass
Ellen Ballon with unknown woman at the opening of the Metropolitan Opera
'E' miscellaneous correspondence
'D' miscellaneous correspondence
Correspondence with University of Oregon : [law center and Oregon Law Review editors]
Correspondence with Shigeru Oda
Correspondence with "Impact" magazine.
Correspondence with Harry N. Abrams, Incorporated
Correspondence with Fritz H. Landshoff
Correspondence with Columbia University President Grayson Kirk regarding Kirk's memorial address for John F. Kennedy
Correspondence with Adolf Meyer
Correspondence sent by Florence Jessie Murray to Alexander Murray
Correspondence relating to Elisabeth Mann Borgese's American Express
Correspondence relating to Elisabeth Mann Borgese's 75th birthday
Correspondence regarding United Nations Environment Programme (UNEP)
Correspondence regarding UN Conference on Non-Governmental Organizations
Correspondence regarding the United Nations Conference on Environment and Development (UNCED)
Correspondence regarding the Food and Agriculture Organization of the United Nations (FAO) publication 'Ceres'
Correspondence regarding "The Drama of the Oceans"
Correspondence regarding license agreement with Knowledge Adventure, Incorporated
Correspondence regarding "Energy Policy"
Correspondence from Erwin Griswold, Dean, Harvard Law School
Correspondence Elisabeth Mann Borgese and the Creswell Foundation
Correspondence concerning "Encyclopaedia Universalis"
Correspondence between Theodore Lidz and Alexander Leighton
Correspondence between Movie Makers magazine and Alexander Leighton