Ad virum clarissimum Ric. Mead, M.D. epistola, varias lithontripticum Joannae Stephens, exhibendi methodos indicans / [David Hartley].
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Ad virum clarissimum Ric. Mead, M.D. epistola, varias lithontripticum Joannae Stephens, exhibendi methodos indicans / [David Hartley]. Credit: Wellcome Collection. Public Domain Mark