Training Materials for ComCat

Commonwealth Catalog (ComCat) Usage Basics:

  • Check availability of items in the MassCat Catalog before using the Commonwealth Catalog.
  • Items that are available in MassCat libraries may not be requested from the Commonwealth Catalog.
  • MassCat patrons with active library accounts may request materials from the Commonwealth Catalog.
  • You will be notified via email when an item is available for pickup, usually within 4 – 7 business days.
  • Items are loaned for 28 days and may not be renewed.
  • For more information, see the Commonwealth Catalog Patron FAQ linked HERE.
  • Click on the following link to search or login:  > Commonwealth Catalog <

MassCat Training Handouts:

  • Happy Cat Rules – Overview of using ComCat on MassCat – PDF
  • Quick-Steps for using Searching, Borrowing, and Lending in ComCat (workflows) – PDF
  • Streamlined Lending Handout with screenshots – PDF

ComCat Training and Support handouts:

  • available in PDF / Word > HERE < See “Quick Guide” column on left that page.

MassCat Libraries participating in ComCat
*Note: School libraries are only available September through May:

  • * Archbishop Williams High School (Braintree)
  • Gilbertville Public Library (Hardwick)
  • * Gloucester High School (Gloucester)
  • MLS Professional Collection (Marlborough)
  • * McCann Technical School (North Adams)
  • Nahant Public Library (Nahant)
  • Pelham Library (Pelham)
  • Phinehas S. Newton Library (Royalston)
  • Rutland Free Public Library (Rutland)
  • * Upper Cape Cod Regional Technical High School (Bourne)