Lodge, H. C., Briggs, L. B. R., & Underwood, O. W. 1. (1921). The Pilgrims of Plymouth: An address at Plymouth, Massachusetts, December 21, 1920, on the three hundredth anniversary of their landing. Washington: Govt. print. off..

Lodge, Henry Cabot, Le Baron Russell Briggs, and Oscar W. 1862-1929 Underwood. The Pilgrims of Plymouth: An Address At Plymouth, Massachusetts, December 21, 1920, On the Three Hundredth Anniversary of Their Landing. Washington: Govt. print. off., 1921.

Lodge, Henry Cabot, Le Baron Russell Briggs, and Oscar W. 1862-1929 Underwood. The Pilgrims of Plymouth: An Address At Plymouth, Massachusetts, December 21, 1920, On the Three Hundredth Anniversary of Their Landing. Washington: Govt. print. off., 1921.