Lossing, B. J. 1., Hagar, G. J. 1., Read, J. E. 1., & Guernsey, A. H. 1. (1890). The achievements of four centuries: Or, The wonderful story of our great continent within and beyond the states. New York: Gay brothers & company.

Lossing, Benson J. 1813-1891., George J. 1847-1921 Hagar, John E. 1845- Read, and Alfred H. 1824-1902 Guernsey. The Achievements of Four Centuries: Or, The Wonderful Story of Our Great Continent Within and Beyond the States. New York: Gay brothers & company, 1890.

Lossing, Benson J. 1813-1891., George J. 1847-1921 Hagar, John E. 1845- Read, and Alfred H. 1824-1902 Guernsey. The Achievements of Four Centuries: Or, The Wonderful Story of Our Great Continent Within and Beyond the States. New York: Gay brothers & company, 1890.