LOC's Public Domain Archive
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![A chart to health (second edition.) The electric equilibrium .... W. J. McGehee, M. D. [Savannah, Georgia? c. 1857].](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMjYvYS1jaGFydC10by1oZWFsdGgtc2Vjb25kLWVkaXRpb24tdGhlLWVsZWN0cmljLWVxdWlsaWJyaXVtLXctai1tY2dlaGVlLW0tZC1zYXZhbm5haC1jYzYxNWItMTAyNC5qcGc%3D/40/68/webp "A chart to health (second edition.) The electric equilibrium .... W. J. McGehee, M. D. [Savannah, Georgia? c. 1857].")