Gregory, G. 1. (1816). A new and complete dictionary of arts and sciences: Including the latest improvement and discovery and present state of every branch of human knowledge. Philadelphia: I. Peirce.

Gregory, G. 1754-1808. A New and Complete Dictionary of Arts and Sciences: Including the Latest Improvement and Discovery and Present State of Every Branch of Human Knowledge. Philadelphia: I. Peirce, 1816.

Gregory, G. 1754-1808. A New and Complete Dictionary of Arts and Sciences: Including the Latest Improvement and Discovery and Present State of Every Branch of Human Knowledge. Philadelphia: I. Peirce, 1816.