Online Reference Databases

Starting a homework project? Looking for information about your car? Starting on a family tree? Check out these databases your library has to offer! Information for students, consumers, genealogists, travelers, entrepreneurs --even technical support for vehicle is available here. Click on the database name below to begin your research. Not in the library? You can also use these databases from home! To access from home, please have your library card (14-digit barcode) and your PIN number ready.

Any questions? Feel free to contact us at 815-943-4671 or at

A to Z : the USA

Find general information about the states and territories of the United States including tourist and travel highlights, history, business, and economic information.
A-Z : the USA is made available to Harvard Library patrons by a generous gift from the Harvard Rotary Club.


A to Z : the World

Find general information about climate, business, government, history, and travel for 175 countries.
A-Z : the World is made available to Harvard Library patrons by a generous gift from the Harvard Rotary Club.


A to Z : World Travel

Find data for more than 200 world cities, frequent travel and business destinations. Includes business, economic, travel, and tourist information as well as local history and news summaries.
A-Z : World Travel is made available to Harvard Library patrons by a generous gift from the Harvard Rotary Club.


Chilton Library : Get the detailed information you need to tackle vehicle maintenance and repairs.

Step-by-step service and repair procedures and labor estimating tool to help you confidently determine your next move for maintenance and repair on your vehicle. ASE test prep quizzes for the most popular certification exams are also included in this resource. Chilton Library is now mobile device compatible!


EBSCOhost : Your first stop for your research project!

EBSCOhost presents MasterFILE Elite and Literary Reference Center databases for your research needs. Using MasterFile Elite, you can search and browse full text general reference publications, like Consumer Reports, dating back to 1984; view full-text reference books and an image collection of photos, maps, and flags. The Literary Reference Center provides articles and essays of literary criticism, author biographies, literary journals, book reviews, classic and contemporary poems and short stories, author interviews, classic texts and much more.


Heritage Quest Online --Discover your family history today!

Discover your family history today! Heritage Quest includes access to US Census data, city directories, Revolutionary War records, a large collection of family histories, and the PERSI genealogical index--billions of records ready to reveal your family history.


Mango Languages --Deliciously simple language and culture learning in over 70 languages!

Harvard Diggins Library patrons are now able to enjoy Mango Languages! Mango is a PhD-created, linguist-approved language-learning software that teaches practical conversation in over 70 languages, while keeping the vibe fun and encouraging. Travelers and students alike will enjoy this colorful, educational language tool! You can also download the Mango app to a device and learn on-the-go! Your library card number is your ticket to this great resource!


NoveList Plus : In the mood for books that are...

Chaste and heartwarming? Steamy and moody? About women in Japan in 1930? Have you exhausted all of James Patterson's works and want to find similar authors? NoveList Plus from EBSCOhost is the place to go for new book selections tailored to your taste. For juvenile book suggestions, try Novelist K-8 Plus!