Color plate illustrates the process of manufacturing sulfuric acid. Sulfur is burned in an air current, forming sulfur dioxide which oxidizes into sulfur trioxide. Then water is introduced, producing sulfuric acid.…
Plate III is a color illustration depicting the effects of a poisonous dose of sulphuric acid upon the stomach.
Standing portrait of George Trapp, a blue-collar worker, looking left; dressed in work clothes including a cap, white shirt, vest, and smock; holding the neck of a green glass carboy in left hand; to left, crates used…