Senders: Bigelow, Poultney
- Poultney Bigelow to SLC, 16 May 1896 · Bloemfontein, South Africa · UCLC46095 CU-MARK
- Poultney Bigelow to SLC, 24 August 1896 · New York, N.Y. · UCLC46109 CU-MARK
- Poultney Bigelow to SLC, 4 August 1898 · At sea · UCLC46207 CU-MARK
- Poultney Bigelow to SLC, 24 April 1899 · Vichy, France · UCLC46233 CU-MARK
- Poultney Bigelow to SLC, 6 June 1900 · UCLC32956 CU-MARK
- Poultney Bigelow to SLC, 19 February 1901 · London, England · UCLC33189 CU-MARK
- Poultney Bigelow to SLC, 11 May 1903 · New York, N.Y. · UCLC33775 CU-MARK
- Poultney Bigelow to SLC, 14 May 1903 · New York, N.Y. · UCLC33780 CU-MARK
- Poultney Bigelow to SLC, 13 June 1904 · Tangiers, Morocco · UCLC34104 CU-MARK
- Poultney Bigelow to SLC, 25 March 1905 · Boston, Mass. · UCLC34371 CU-MARK
- Poultney Bigelow to SLC, 21 June 1905 · Munich, Germany · UCLC34505 CU-MARK
- Poultney Bigelow to SLC, 6 April 1906 · Colon, Panama · UCLC35380 CU-MARK
- Poultney Bigelow to SLC, May 1906 · Malden-on-Hudson, N.Y · UCLC35454 CU-MARK
- Poultney Bigelow to SLC, 11 May 1906 · Malden-on-Hudson, N.Y · UCLC35435 CU-MARK
- Poultney Bigelow to SLC, 25 June 1906 · Malden-on-Hudson, N.Y · UCLC35491 CU-MARK
- Poultney Bigelow to SLC, 20 September 1906 · Malden-on-Hudson, N.Y · UCLC35582 CU-MARK
- Poultney Bigelow to SLC and Isabel V. Lyon, 10 November 1907 · Malden-on-Hudson, N.Y · UCLC37416 CU-MARK
- Poultney Bigelow to SLC, 23 January 1909 · New York, N.Y. · UCLC38640 CU-MARK
1