RILM abstracts of music literature (1967-present only)
America : history & life.
ATLA religion database.
The Chicago manual of style online
Oxford art online
17th-18th century Burney Collection newspapers
American national biography online.
The Roper Center For Public Opinion Research
State papers online Eighteenth Century, 1714-1782.
Index of Medieval art database
Foreign relations between Latin America and the Caribbean States, 1930-1944
Japanese-American relocation camp newspapers perspectives on day-to-day life.
The Garland encyclopedia of world music online /
Statista the leading statistics portal.