U.S. 1st Cir. Opinions — FindLaw cases and resources for the First Circuit Court of Appeals.
U.S. Court of Appeals (1st Circuit) Opinions — Features judicial opinions, court rules, and other court information available through PACER.

Massachusetts Supreme Judicial Court and Appeals Court Opinions — From FindLaw.
Massachusetts Appeals Court and Supreme Judicial Court Opinions — From Massachusetts Lawyers Weekly.
Massachusetts Appeals Court Slip Opinions — From Social Law Library.
Massachusetts Supreme Judicial Court Slip Opinions — From Social Law Library.

Boston Municpal Code of Ordinances — From American Legal Publishing Company.
Cambridge Municipal Code — From Book Publishing Company.
Fall River Revised Code of Ordinances — From Municipal Code Corporation.
Holyoke Code of Ordinances — From Municipal Code Corporation.
Medford Code of Ordinances — From Municipal Code Corporation.
Newburyport Code of Ordinances — From Municipal Code Corporation.
Peabody Code of Ordinances — From Municipal Code Corporation.
Quincy Municipal Code — From Book Publishing Company.
Salem Code of Ordinances — From Municipal Code Corporation.
Somerville Code of Ordinances — From Municipal Code Corporation.
Westfield Code of Ordinances — From Municipal Code Corporation.