Stoney, G. J., & Aristotelian Society. (1889). Studies in ontology.: The first step. Abstract of an essay contributed to a symposium on the "Nature of force," held by the Aristotelian Society, June 17th, 1889,. Harrison and Sons, printers in ordinary to Her Majesty, St. Martin's Lane, W.C..

Stoney, G. Johnstone, and Aristotelian Society. Studies in Ontology.: The First Step. Abstract of an Essay Contributed to a Symposium on the "Nature of Force," Held by the Aristotelian Society, June 17th, 1889,. Harrison and Sons, printers in ordinary to Her Majesty, St. Martin's Lane, W.C., 1889.