Columbia subject headings:
Harvard subject headings:
Erickson, Steve--Journeys--United States.
Erickson, Steve--Travel--United States.
Presidents--United States--Election--1988
United States--Politics and government--1981-1989.
Princeton subject headings:
Erickson, Steve--Travel--United States.
Presidents--United States--Election--1988.
United States--Politics and government--1981-1989.