Welcome to the Petersham Memorial Library
Open
Tuesday: 10-5
Wednesday: 2-7
Friday: 2-5
Saturday: 9-1
Closed
Monday, Thursday, and Sunday
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Online Services
CW MARS
Commonwealth Catalog
Gale
Libby
Boston Public Library eCard
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WiFi
We offer free WiFi through both CW MARS and Matrix
available from inside and outside of the building at all times.