Commonwealth of Massachusetts, by His Excellency Edward Everett, Governor of the Commonwealth of Massachusetts: a proclamation for a day of public thanksgiving and prayer : ... Thursday, the thirtieth day of November... Given at the Council chamber in Boston, this second day of October, in the year of our Lord one thousand eight hundred and thirty-seven ... / Edward Everett, John P. Bigelow, Secretary of the State.

Licence: Public Domain Mark

Credit: Commonwealth of Massachusetts, by His Excellency Edward Everett, Governor of the Commonwealth of Massachusetts: a proclamation for a day of public thanksgiving and prayer : ... Thursday, the thirtieth day of November... Given at the Council chamber in Boston, this second day of October, in the year of our Lord one thousand eight hundred and thirty-seven ... / Edward Everett, John P. Bigelow, Secretary of the State. Source: Wellcome Collection.