Open Letter to the Missouri Knights of Columbus : [poster]
Waterfalls in Bronx Park, New York
'K' miscellaneous correspondence
'S' - 'Z' miscellaneous correspondence
Correspondence regarding the United Nations Conference on Environment and Development (UNCED)
Background materials on the virtual university for the ocean
Correspondence relating to Elisabeth Mann Borgese's 75th birthday
'N' miscellaneous correspondence
Congressional report : United States Senate
'C' miscellaneous correspondence
Correspondence between Elisabeth Mann Borgese and Anita Coady
Correspondence between Elisabeth Mann Borgese and IOI Headquarters vol. VII
'G' miscellaneous correspondence
'M' miscellaneous correspondence
'Q - S' miscellaneous correspondence
'R' miscellaneous correspondence
'T' miscellaneous correspondence
Publicity photograph of Ellen Ballon sitting at a piano
Publicity photograph of Ellen Ballon sitting at a piano
Publicity photograph of Ellen Ballon
Publicity photograph of Ellen Ballon playing a piano
Photograph of Ellen Ballon with Antal Dorati and Aaron Copland
Photograph of Ellen Ballon with Antal Dorati
Alberto Jonás : [autographed photograph]
Publicity photograph of Ellen Ballon
Heitor Villa Lobos and Arminda Villa Lobos in New York
Letter from William Somerset Maugham to Sally Ryan and Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Caprice de concert pour piano, Op. 4
Etude de concert, Op. 1, no. 1
Titania's waltz, Op. 12, no. 1
Weeping willows, Op. 12, no. 2
In the rushes, Op. 12, no. 3
Photograph of oil and cladophora along the shore at Alexandria Bay, New York
Photograph of an oil pollution control tanker truck at Alexandria Bay, New York
Photograph of oil along the shore at Alexandria Bay, New York
Photograph of an oiled boat at Alexandria Bay, New York
Episode 9, Philip Glass
Letter from Lotte Lehmann to Ellen Ballon
A letter from Elisabeth Mann Borgese to Boutros Boutros-Ghali
'F - K' miscellaneous correspondence
Correspondence regarding UN Conference on Non-Governmental Organizations
'U' miscellaneous correspondence
'W' miscellaneous correspondence
Correspondence between Elisabeth Mann Borgese and Carmen Artigas
'M' - 'N' miscellaneous correspondence
'C - G' miscellaneous correspondence
'C' miscellaneous correspondence