Pit-coale, Sea-coale, &c. And with the same Fuell to Melt and Fine Imperfect Mettals, and Refine perfect Mettals. LONDON, Printed by T. M. for the Authour. 1665. N.B.--This Work is an exact reprint from the original, and the errors in spelling and the peculiar Grammar of the Author have been faithfully followed. Dud Dudley's Metallum Martis.