1. Machines for making ice, using sulphurous acid or ammonia in the process Author(s): Raoul, Pictet & Co., author. Publication: Philadelphia : Merrihew & Son, printers, [1879] Subject(s): Refrigeration -- methodsIceSulfidesAmmoniaEquipment and Supplies
2. Dynamical theory of albuminoid ammonia Author(s): Warder, Robert B. (Robert Bowne), 1848-1905 author Publication: [Baltimore?] : [publisher not identified], [1889?] Subject(s): AmmoniaAlbuminsDrinking Water -- analysis