Photograph of Harold W. Higginson and coloured sketch of a tombstone
Photograph of Ellen Ballon, Fiorello H. LaGuardia, and unidentified man in uniform
Photograph of Ellen Ballon with West Point Military Academy cadets
Photograph of Ellen Ballon with unidentified woman
Photograph of Ellen Ballon with Antal Dorati and Aaron Copland
Photograph of Ellen Ballon with Antal Dorati
Photograph of Ellen Ballon with Aaron Copland
Photograph of Ellen Ballon touring the West Point museum with cadets
Photograph of Ellen Ballon helping with the American Red Cross Blood Donor Service
Photograph of an oiled embayment at Alexandria Bay, New York
Photograph of an oiled boat at Alexandria Bay, New York
Photograph of an oiled blue-winged teal at Alexandria Bay, New York
Photograph of an oil pollution control tanker truck at Alexandria Bay, New York
Photograph of a researcher examining weathered crude oil at Alexandria Bay, New York
Photograph of a group of American sailors standing in front of the New York City Department of Marine and Aviation office
Photograph of a docked "slick licker" at Alexandria Bay, New York
'P' miscellaneous correspondence
'P' miscellaneous correspondence
'P' miscellaneous correspondence
Open Letter to the Missouri Knights of Columbus : [poster]
Olin Downes : [autographed photograph]
Novellette : etude in seconds : op. 22, no. 1
Norman Dello Joio : [autographed photograph]
'N' miscellaneous correspondence
'N' miscellaneous correspondence
Murial Dundas : [autographed photograph]
Miscellaneous 'J' correspondence
Mary Celeste model at Atlantic Companies
'M' miscellaneous correspondence
'M - P' miscellaneous correspondence
'M' - 'N' miscellaneous correspondence
Letter from William Somerset Maugham to Sally Ryan and Ellen Ballon
Letter from William Somerset Maugham to Ralph Gustafson, Sally Ryan, and Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon and Sally Ryan
Letter from William Somerset Maugham to 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
Letter from William Somerset Maugham to Ellen Ballon
Letter from Lotte Lehmann to Ellen Ballon
'L' miscellaneous correspondence
Konzert etüde, op. 22 no. 1
'K' miscellaneous correspondence
'K' miscellaneous correspondence
'K' miscellaneous correspondence
In the rushes, Op. 12, no. 3
If love were all : [sheet music]
Hugh Ross : [autographed photograph]
Heitor Villa Lobos and Arminda Villa Lobos in New York
Harold Bauer : [autographed photograph]