1William Oliver Vaughan to Thomas Jefferson, 25 April 1819 (Jefferson Papers)
Vaughan, William Oliver; and rutabagas [index entry]
2Thomas Jefferson to Benjamin Vaughan, 23 June 1819 (Jefferson Papers)
Vaughan, William Oliver; and rutabagas [index entry]
3Benjamin Vaughan to Martha Jefferson Randolph, 23 June 1819 (Jefferson Papers)
Vaughan, William Oliver; and rutabagas [index entry]