The William Ready Division of Archives and Research Collections

Upcoming closures/changes to hours: 

  1. July 22-August 2, 10 am-1 pm with an appointment; closed 1- 4pm.
  2. Closed August 19-30th.

Please contact the ref account or fill out the material request form below to make an appointment.

We are the principal repository for rare books, archives, antiquarian maps, and related historical material for the McMaster University Libraries.

To view material in Archives and Research Collections (in the lower level of Mills Library) please fill out the material request form or email us at