Do the libraries have wifi?

Yes. The College provides wifi in the libraries. 

Holy Cross faculty, staff and students can connect to the wireless network HCWireless. Once you are connected, you will be asked to enter your network username and password.

Visitors to the campus can use the wireless network HCGuest. Visitors will need to register their name, email address and accept the College's terms of use in order to connect to the internet with this wireless network. (Visitors might need to open a web browser to finish the activation.) The guest network connection will last 24 hours. After 24 hours, a visitor would need to register his or her device again.