Title
The wards of the key to Helmont proved unfit for the lock, or, The principles of Mr. William Bacon examined and refuted [microform] : and the honour and value of true chymistry asserted / by John Case ...
Notes
Imperfect: print show-through.
Reproduction of original in the Bodleian Library.
Microfilm. Ann Arbor, Mich. : University Microfilms International, 1985. 1 microfilm reel ; 35 mm. (Early English books, 1641-1700 ; 1611:15)
References
Wing, D.G. Short-title catalogue of books printed in England, Scotland, Ireland, Wales, and British America, and of English books printed in other countries, 1641-1700, C821