Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 9, § 4F

The state secretary shall furnish to every city and town the reports of the decisions of the supreme judicial court from time to time, as published, and shall furnish to every town hereafter incorporated a full set of said decisions, the index-digest of those decisions, a copy of the General Laws, and copies of all such books and documents in the secretary's office as shall have been previously furnished to towns by the commonwealth; but the clerk of such town shall first file with the secretary a certificate that the town has made suitable provision for the preservation and convenient use of such books and documents.