File contains two letters from Felix Mendelssohn-Bartholdy (dated 1839) accompanied by one transcription and one translation of other original letters not in the collection (dated 1840).
Item is a copy of the first edition of Igor Stravinsky's piano arrangement of his ballet, "The Firebird." The ballet was written for the Ballets Russes in Paris, under the direction of Sergei Diaghilev. The piano arrangement was published shortly after the premiere performance on June 25, 1910 at the Théâtre National de l'Opéra.
Item is a copy of the second tale in Medtner's Two Tales, Op. 14, for piano. It was published by P. Jurgenson and distributed in Leipzig by Robert Forberg in 1907 and includes an inscription to Ellen Ballon from Alfred La Liberté.
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 first edition publication of Mozart's Piano Concerto No. 23, including the solo piano part and parts for each orchestral instrument (violins, horn, viola, cello, double bass, bassoon, flute, clarinet). The edition was published by J. André of Offenbach.
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 includes correspondence with Alexandera Post, T.V.R. Pillay (Food and Agricultre Organization of the United Nations), Princeton University Press, O.S. Plue, Prentice-Hall of Canada Ltd, Les Presse de la Cité, Elaine Partnow, Praeger Publishers Inc., M. Piovene, and PHP Institute Inc. Also includes "The Implications of Change in Mining Finance and Participation" by Alexandra Post, excerpts from "Ocean mining" by Alexandra Post, a proposal on deepsea mining by Alexandra Post and a report from the Food and Agriculture Organization (FAO) of the United Nations, "Progress of Aquaculture" by T.V.R. Pillay.
File contains correspondence with A. Papadopoulos, Renate Platzoder, and Ambassador Arpad Prandler of Hungary. Correspondence concerns the International Ocean Institute (IOI)'s training programme, Pacem in Maribus, and other topics.
File contains papers of the SS Corfu Island, including a survey of the vessel from March 4, 1953, a list of crew members from July 11, 1957 to May 14, 1960, and miscellaneous papers from 1956, 1961, and 1962.
Item is a photographic slide depicting a bridge on the Rhine waterfront in Bonn, Germany. There are several groups of people walking or sitting, and a boat named "Stadt Bonn" in the water.
Item is a photographic slide of a house on a mountain by the Mosel River below Lasserg, Germany. There are plants growing on long sticks on the ground.
Item is a photographic slide of a mountain by the Mosel River below Lasserg, Germany. There are a few houses and vines growing on sticks on the mountain, and a road can be seen in the bottom right corner.
Item is a photographic slide of a green railcar on the Drachenfels Railway (Drachenfelsbahn) in Germany. There are people standing on the other side of a barrier.
Item is a photographic slide of Bad Godesberg and the Rhine river. There are several boats in the water. The photograph is taken from a grassy shore, with a wooden plank leading to the water.
Item is a photographic slide of Binnenalster (Inner Alster Lake) with the city towers in the background. Three groups of people are walking in front of the lake, and two are in a small boat.
Item is a photographic slide depicting buildings, several people, and a black fountain in Cochem, Germany. One of the men is in uniform. Some of the buildings have scaffolding on them.
Item is a photographic slide of a high street (Höhe strasse) in Cologne, Germany. There are people walking and many signs depicted going down the street, including "Bayer Aspirin," "Stollwerck," "Sauer,"and "Souvenirs."
Item is a photographic slide of Katz Castle (Burg Katz) above St. Goarshausen, Rhineland-Palatinate, Germany. It is depicted from across the Rhine river, with several unidentified people walking by.
Item is a photographic slide of landscape between Bitburg and Daun, Germany. The photograph is largely grassy slopes, with a larger hill and trees in the background.
Item is a photographic slide of "life on the market" in Trier, Germany. There is a large statue with flowers in the middle of the city, and two people with a motorized scooter depicted.
Item is a photographic slide of Mönkeberg street in Hamburg, Germany with St. Peter's Church in the background. The building in the foreground says "Dyckhoff". There are people crossing the street, and a trolley driving past.
Item is a photographic slide of the Altes Haus (Old House) in Bacharach, Rhineland-Palatinate, Germany. The Altes Haus is a timber-frame house from 1368.
Item is a photographic slide of the Basilica of Constantine (also known as the Aula Palatina) in Trier, Germany. Only the circular portion of the building is depicted, with a small pile of rubble in front.
Item is a photographic slide depicting the Beethoven House in Bonn, Germany, a memorial site and museum studying the life and works of composer Ludwig van Beethoven. There are three people standing outside, and one sitting in a top window.
