Adult Services

Databases by Subject

Please reach out to the Head of Programming, at if you have any trouble with the databases listed below.

Note: You will need your Delaware County Libraries library card number to access our databases when you are not in a public library. Don’t have a library card? Begin your application process online at!

Business and Job Searching
Business Insights: Essentials
Learning Express Library (must be used in Internet Explorer)
Morningstar Investment Research
Pennsylvania Job Resources
Reference USA

eBooks and eAudiobooks
RBDigital – Magazines

Exam & Test Prep
Learning Express Library
Driving Office

Genealogy* (in-library use only)
Delaware County Daily Times Historic Archives
Heritage Quest
PA Photos & Documents
Philadelphia Inquirer Historical Archive 1860-1922
* J. Lewis Crozer Library offers a few in-library use only genealogical resources specific to Chester, including old city directories from the turn of the 20th century.

General Research
Academic OneFile
Gale Virtual Reference Library
Gale Topic Collections
Research in Context

Health and Medicine
MedLine Plus
Health and Wellness Resource Center

Las Bases de Datos en Español
Informe Académico

Language Learning

Periodicals and Newspapers
Delaware County Times (1994 – present)
Delaware County Daily Times Historic Archives
Greater Philadelphia Newspaper Collection
InfoTrac Newsstand
MasterFILE Elite
New York Times
Philadelphia Inquirer (1981 – Present)
Philadelphia Inquirer Historical Archive 1860-1922
RBDigital – Magazines