- Monday - Thursday: 8 am to 10 pm
- Friday: 8 am to 5 pm
- Saturday: Closed
- Sunday: 2 pm to 10 pm
A complete listing of IRC hours and updates is available on the IRC web site. All IRC hours updates are published here on the IRC news blog and 'tweeted' via @IRCaulibrary on Twitter; a monthly hours update is always posted on the IRC door. Welcome back!