John Price is the author of Cofiant y parch. John Evans, Eglwysbach, yn cynwys ei 'Adgofion', gan J.P. Roberts a I. Hughes (1903), An Elementary Book on Electricity and Magnetism and Their Applications (1902), Diseases of the Nose and Throat, Race, Racism and Sports Journalism, A Text-book on Electro-magnetism and the Construction of Dynamos.