Updated Memorial Day Weekend Hours

Friday 5/23: All non-Caltech student, faculty & staff registration services end at 3pm. All other hours normal.
Saturday 5/24: All libraries have normal Saturday hours.
Sunday 5/25: All libraries have normal Sunday hours.
Monday 5/26: Cahill & Geology closed. Libraries will be open only to those with Caltech or Reader’s ID. Millikan & Dabney open 9am – 11pm, SFL open 24 hours.

Please visit our Hours for a full schedule.