The book of Nature is that which the physician must read; and to do so he must walk over the leaves.


Encyclopedia Britannica (9th edition), Volume 18 (p. 234)


The book of Nature is that which the physician must read; and to do so he must walk over the leaves.

The book of Nature is that which the physician must read; and to do so he must walk over the leaves.

The book of Nature is that which the physician must read; and to do so he must walk over the leaves.

The book of Nature is that which the physician must read; and to do so he must walk over the leaves.