Tefft, Rev. B.D., ed. THE LADIES' REPOSITORY: A MONTHLY PERIODICAL DEVOTED TO LITERATURE AND RELIGION. Cincinnati: L. Swormstedt & J. H. Power, Vol X (November 1850).
P. 382 : The longest passenger train upon the records of the Boston railroads was brought from Worcester in August of this year by three locomotives. It consisted of forty-six long cars, and carried between 2,700 and 2,800 persons.