Long Island, NY
- City/Town/Village Name
- Long Island
- State/Province Name
- New York
- Country Name
- United States
- Letter from Helen Lispenard Webb to Frances Miller Seward, September 28, 1840
- Letter from Frances Miller Seward to William Henry Seward, October 25, 1840
- Letter from Frances Miller Seward to Lazette Miller Worden, November 29, 1841
- Letter from Frances Miller Seward to Lazette Miller Worden, September 20, 1842
- Letter from Lazette Miller Worden to William Henry Seward, May 13, 1850
- Letter from William Henry Seward to Frances Adeline Seward, December 28, 1859
- Letter from William Henry Seward to Benjamin Jennings Seward, June 24, 1833
- Letter from William Henry Seward to Benjamin Jennings Seward, May 13, 1837
- Letter from Frances Miller Seward to Lazette Miller Worden, August 25, 1838
- Letter from Frances Miller Seward to Clarinda Miller McClallen, October 4, 1840
- Letter from Frances Miller Seward to Clarinda Miller McClallen, October 4, 1840
- Letter from William Henry Seward to Benjamin Jennings Seward, October 11, 1840
- Letter from Frances Miller Seward to Augustus Henry Seward, December 24, 1848
- Letter from Frances Miller Seward to Augustus Henry Seward, July 19, 1853
- Letter from Frances Miller Seward to Augustus Henry Seward, August 6, 1855