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View of crowd of children gathered around the Piccard Stratosphere Flight vessel.
W. F. G. Swann bending over box, examining equipment.
W. F. G. Swann and unidentified man examining equipment.
Group portrait of children, standing, near Piccard Stratosphere Flight vessel.
Two unidentified men, standing beside scientific equipment.
W. F. G. Swann and unidentified man constructing equipment.
W. F. G. Swann and others, group portrait at Medal Metting of Franklin Institute.
W. F. G. Swann with E. Newton Harvey and Alfred Lee Loomis at Franklin Institue Medal Meeting.
W. F. G. Swann, examining equipment, full length view.
W. F. G. Swann and unidentified man, examining equipment.
W. F. G. Swann with Dr. Szanto and Dimitri Mitropoulos at Philadelphia Musical Academy 76th Commencement.
Group portrait of children in front of Piccard Stratosphere Flight vessel.
W. F. G. Swann, at awards ceremony, Dr. Adams receiving Franklin Medal.
W. F. G. Swann, full length view, examining equipment.
W. F. G. Swann and Niels Bohr, at Franklin Institute.
W. F. G. Swann, seated at table, unidentified man at microphone.