V. Adam, 262 ; Becke, 293 ; Bouchardat,

330; Dietzsch, 400; Esbach, 431 ; Gerber, 474 ; Herz, 528 ; Meigs, 661 ; Monnier, 678 ; Miiller, 684, 1179 ; Pfeiffer, 735; Quesneville, 757; Sartori,
799 ; Schrodt, 818 ; Vieth, 887 ; Vogel, 891 ; Wanklyn, 902;
Mineral Waters {cf. Potable Waters).