Week ending November 21 1877. $80000 REWARD FOR A CURE FOR CHOLERA. SUN SPOTS STUDIED BY SOLAR PHOTOGRAPHY. CEREBRAL THERMOMETRY. LESSONS IN MECHANICAL DRAWING., scientific american, 1877-11-24
Week ending November 21 1877. $80000 REWARD FOR A CURE FOR CHOLERA. SUN SPOTS STUDIED BY SOLAR PHOTOGRAPHY. CEREBRAL THERMOMETRY. LESSONS IN MECHANICAL DRAWING., scientific american, 1877-11-24
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