Gregory, J., Larcom, T. A., & Gregory, J. (1835). An epitome of astronomy: With a treatise on the use of the globes: to which are added the rules of mathematical chronology, and the construction of maps according to the different projections of the sphere. William Curry jun. and Company, 9, Upper Sackville-Street.

Gregory, John, et al. An Epitome of Astronomy: With a Treatise on the Use of the Globes: To Which Are Added the Rules of Mathematical Chronology, and the Construction of Maps According to the Different Projections of the Sphere. William Curry jun. and Company, 9, Upper Sackville-Street, 1835.