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Schlesinger Library, RIAS, Harvard University: PC60-3f-2
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Schlesinger Library, RIAS, Harvard University: PC60-9-14
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Schlesinger Library, RIAS, Harvard University: PC60-16-1
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Schlesinger Library, RIAS, Harvard University: 91-M154-1-1
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Schlesinger Library, RIAS, Harvard University: PC60-6-3
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Schlesinger Library, RIAS, Harvard University: PC60-5-18
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Schlesinger Library, RIAS, Harvard University: PC60-9-14
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Schlesinger Library, RIAS, Harvard University: PC60-9-15
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Schlesinger Library, RIAS, Harvard University: PC60-5-8
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Schlesinger Library, RIAS, Harvard University: PC60-18-22
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Schlesinger Library, RIAS, Harvard University: PC60-18-19