Shurtleff, N. B. 1., & Cushman, H. W. (1855). The proceedings at the Cushman celebration, at Plymouth, August 15,1855: In commemoration of the embarkation of the Plymouth pilgrims from Southampton, England, together with an account of the services at the grave of Elder Thomas Cushman, August 16, 1855. Boston: J.M. Hewes, Printer.

Shurtleff, Nathaniel B. 1810-1874., and Henry Wyles Cushman. The Proceedings At the Cushman Celebration, At Plymouth, August 15,1855: In Commemoration of the Embarkation of the Plymouth Pilgrims From Southampton, England, Together With an Account of the Services At the Grave of Elder Thomas Cushman, August 16, 1855. Boston: J.M. Hewes, Printer, 1855.

Shurtleff, Nathaniel B. 1810-1874., and Henry Wyles Cushman. The Proceedings At the Cushman Celebration, At Plymouth, August 15,1855: In Commemoration of the Embarkation of the Plymouth Pilgrims From Southampton, England, Together With an Account of the Services At the Grave of Elder Thomas Cushman, August 16, 1855. Boston: J.M. Hewes, Printer, 1855.