A new and important discovery : the quinine substitute, or nerve tonic, a certain remedy for fever and ague, &c., &c., and preventive of bilious, Chagres, Panama, and yellow fevers / by G.J. Leeds.

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A new and important discovery : the quinine substitute, or nerve tonic, a certain remedy for fever and ague, &c., &c., and preventive of bilious, Chagres, Panama, and yellow fevers / by G.J. Leeds. Public Domain Mark. Source: Wellcome Collection.

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