Senders: Boston Herald
- Sylvester Baxter for Boston Herald to SLC, 31 May 1887 · Boston, Mass. · UCLC43304 CU-MARK
- Sylvester Baxter for Boston Herald to SLC, 13 November 1889 · Boston, Mass. · UCLC44764 CU-MARK
- Sylvester Baxter for Boston Herald to SLC, 30 November 1889 · Boston, Mass. · UCLC44794 CU-MARK
- Boston Herald to SLC, 20 July 1907 · Boston, Mass. · UCLC37064 CU-MARK
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