The following web-based tools, including Presidential Libraries websites, are useful sources of biographical and historical information on Jackson and his times. In some instances they direct researchers to archival resources that supplement those found in the Henry M. Jackson Papers at the University of Washington. All of the websites listed below are freely available via the Internet.
Jackson's political career coincided with the terms of 9 US presidents, from Franklin D. Roosevelt (1933-45) through Ronald R. Reagan (1981-89). These nine presidential libraries and their associated websites provide access to additional archival and online resources relevant to the study of Jackson's career and legacy.