604.1 Sir Kenelm DIGBY. A choice collection of rare secrets and experiments in philosophy. As also Rare and unheard-of Medicines, Menstruums, and Alkahests; with the True Secret of Volatilizing the fixt Salt of Tartar. Collected And Experimented by the Honourable and truly Learned Sir Kenelm Digby, Kt. Chancellour to Her Majesty the Queen-Mother. Hitherto kept Secret since his Decease, but now published for the good and benefit of the Publick, by George Hartman. 8° London: Printed for the publisher 1682 Ferguson Nat Union Cat