Harry's other books on travel and adventure wouldn't make it to Neatorama. But his book, titled "Moles and Their Meaning", sure is a shoe-in:
.. every mole upon the face of man or woman has upon some other portion of the body a corresponding birthmark, the position of which can generally be located with startling accuracy.
Honey-coloured: "A man of singular good wit, happy in getting goods. It promiseth inheritance, the favour of superiors and the like."
Black: Peril of a fatal but lingering malady connected with the stomach and liver, which will only be averted by great care in diet.
Read more about this fascinating subject on Oddbooks, a website dedicated to (what else) strange books: Link