oak trees, 126, 416, 417n
O'Brien, Richard, 169n
Occasional Reflections on the Operations of the Small-Pox, or, the Traveller's Pocket Doctor, 626n
Ocmulgee River
Indian lands on, 164, 223-4, 294, 518-19, 529, 530n, 542, 548
Oconee River
Indian lands on, 164, 223-4, 493n, 519-20, 521, 542, 548
Oelrichs, Arnold
letter from, 228-9
sends sculpture to TJ, 228-9, 561-2
Oeuvres complètes (Claude Adrien Helvétius), 511, 610
Ohio
apportionment in, 47-8
Chillicothe land office, 281n, 324, 327, 437
Cincinnati, 80n
Connecticut Reserve, 255n
constitutional convention, 47-8, 65-6, 210-11
constitution of, 78-80, 210-11, 280, 281n
elections in, 225-6, 336, 337n
immigrants to, 441-2
Indian affairs in, 255n
judges, 79, 80n, 225, 614, 634
Kosciuszko's land in, 93-6, 202-3
legislature, 79, 336, 337n
Mad River, 432
Marietta collectorship, 131, 315
Marietta land office, 315, 633
marshal, 615, 634
Moravians in, 288-90n, 297n
public lands in, 239-40, 281n, 432-3
roads, 79-80n
salt springs, 79n
schools, 79n
statehood for, 16, 21, 24n, 210-11n
Tuscarawas River, 288n, 297n
U.S. attorney for, 615, 634
See also Northwest Territory
Ohio River, 141-2, 232, 351, 352
Oldham, James
letters from cited, 637, 638, 639
and terras at Monticello, 99
On the Immortality of the Soul (Soame Jenyns), 620n
Orleans Territory, 95n, 112n
Ostend, 274, 275n, 438n
Otis, Samuel A., 56, 634, 635n
Ottoman Empire, 192-3
overseers, 489, 544
See also Lilly, Gabriel
Overton, Richard, 639
Owl (Miami Indian)
identified, 288n
letter to, 286-90
relations with U.S., viii, 286-90
translator for, 297n
Oxford University, 483n