Effects of exposure to toxic gases: first aid and medical treatment (Book) - 3rd ed. - Secaucus, NJ. Matheson Gas Products 1988 - 179 p. 23 cm. Subjects--Topical Terms: First aid--Handbooks, manuals, etc. Gases, Asphyxiating and poisonous--Toxicology Universal Decimal Class. No.: 613.632.4 EFF / 12854