A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t6.8
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c12.t6.8
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v1.c12.t6.8
The science of mercury is to be strictly kept a secret . . . . if it is divulged, its efficacy is gone 70