The Smithsonian Institution may be a good place to start for preliminary research in some topics.

Berkeley Public Library

Birmingham Public Library

Boston Public Library

Boulder (Colo.) Public Library

Collingwood Public Library

Connecticut Library

Ellsworth Public Library

Houston Public Library

Kansas City Public Library

Latah County Library District

Milton Public Library

MLink

Montclair Public Library

Montgomery-Floyd Regional Library

Mount Prospect Public Library

New Castle - Henry County Public Library

New York Metropolitan Reference and Research Library Agency

New York Public Library

Niagara-on-the-Lake Public Library

Palo Alto (Calif.) Public Library

Provo City Library

Rochester Hills Public Library

Salt Lake City Library

Seattle Public Library

St Joseph County Public Library

Westerville (Ohio) Public Library

Index - Public Libraries With Internet Services

PRESIDENTIAL LIBRARIES

Eisenhower Center

Jimmy Carter Library

Lyndon B. Johnson Presidential Library Gopher

Nixon Presidential Materials Staff

Richard Nixon Library and Birthplace Foundation

Ronald Reagan Library