Familiar Letters on Chemistry, and Its Relation to Commerce, Physiology, and Agriculture
LETTER XII
SCIENCE AND ART OF AGRICULTURE. NECESSITY OF CHEMISTRY. Rationale of agricultural processes. Washing for gold.
Familiar Letters on Chemistry, and Its Relation to Commerce, Physiology, and Agriculture
SCIENCE AND ART OF AGRICULTURE. NECESSITY OF CHEMISTRY. Rationale of agricultural processes. Washing for gold.