- Law, John, 1671-17291
- Lewis and Clark Expedition (1804-1806)1
- Mansfield, William Murray, Earl of, 1705-17931
- Maps1
- Martha's Vineyard (Mass.) History1
- Massachusetts History Colonial period, ca. 1600-17751
- Mayhew family1
- Methodists1
- Mississippi River Valley History To 18031
- Missouri River1
- Missouri compromise1
- Navy-yards and naval stations United States
1
- New England History Colonial period, ca. 1600-17751
- New England.1
- New York (State)1
- North Carolina Description and travel1
- Novels1
- Pastoral letters and charges1
- Personal narratives1
- Pitt, William, Earl of Chatham, 1708-17781