Jones, R. (1771). The circles of Gomer; or, an essay towards an investigation and introduction of the English as an universal language, upon the first principles of speech, according to its hieroglyphic signs, argrafic, archetypes, and superior pretensions to originality .. Sold by S. Crowder, Richardson and Urquhard, P. Elmsley, and J. Almon.

Jones, Rowland. The Circles of Gomer; or, an Essay Towards an Investigation and Introduction of the English as an Universal Language, upon the First Principles of Speech, According to Its Hieroglyphic Signs, Argrafic, Archetypes, and Superior Pretensions to Originality .. Sold by S. Crowder, Richardson and Urquhard, P. Elmsley, and J. Almon, 1771.