1. A paper on imported Carlsbad mineral waters and Sprudel salz Author(s): Toboldt, A. L. A. (Albert L. A.), author Publication: [New York?] : Press of Stettiner, Lambert & Co., [1887?] Subject(s): Mineral Waters -- analysisSalts -- therapeutic use
2. A paper on imported Carlsbad mineral waters and Sprudel salz Author(s): Toboldt, A. L. A. (Albert L. A.), author Publication: [New York?] : [publisher not identified], [1887?] Subject(s): Mineral Waters -- analysisSalts -- therapeutic use