Ourography or speculations on the excrements of urine ... Also a philosophicall discourse of the colours of urine. With the art of mixing them, according to quantity, number, and weight ... / [Henry Hamand].

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Ourography or speculations on the excrements of urine ... Also a philosophicall discourse of the colours of urine. With the art of mixing them, according to quantity, number, and weight ... / [Henry Hamand]. Public Domain Mark. Source: Wellcome Collection.