Senders: Fiske, Willard
- Willard and Jennie McGraw Fiske to SLC and OLC, 13 July 1880 · Berlin, Germany · UCLC32809 CU-MARK
- Willard Fiske to SLC, 28 July 1903 · Copenhagen, Denmark · UCLC33805 CU-MARK
- Willard Fiske to SLC, January–May 1904 · UCLC45724 CU-MARK
- Willard Fiske to SLC, 6 June 1904 · Paris, France · UCLC34065 CU-MARK
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