▁F asc icul us ▁Chem icus ▁under ▁the ▁an agram m atic ▁pseud onym ▁James ▁Has ol le . ▁This ▁work ▁was ▁an ▁English ▁translation ▁of ▁two ▁Latin ▁al chem ical ▁works , ▁one ▁by ▁Arthur ▁De e , ▁the ▁son ▁of ▁John ▁De e . ▁In ▁ 1 6 5 2 , ▁he ▁published ▁his ▁most ▁important ▁al chem ical ▁work , ▁The at rum ▁Chem icum ▁Britann icum , ▁an ▁extens ively ▁annot ated ▁compilation ▁of ▁met aph ys ical ▁po ems ▁in ▁English . ▁The ▁book ▁preserved ▁and ▁made ▁available ▁many ▁works ▁that ▁had ▁previously ▁existed ▁only ▁in ▁priv ately ▁held ▁manuscript s . ▁A ▁corrected ▁edition ▁using ▁Ash m ole ' s ▁two ▁err ata ▁sheets ▁and ▁the ▁additional ▁chapter ▁seven ▁of ▁a ▁piece ▁by ▁Thomas ▁Char no ck ▁was ▁published ▁in ▁ 2 0 1 1 . ▁There ▁is ▁little ▁evidence ▁that ▁Ash m ole ▁conducted ▁his ▁own ▁al chem ical ▁experiments . ▁He ▁appears ▁to ▁have ▁been ▁a ▁collect or ▁of ▁al chem ical ▁writ ings ▁and ▁a ▁student ▁of ▁al ch emy ▁rather ▁than ▁an ▁active ▁pract ition er . ▁He ▁referred ▁to ▁himself ▁as ▁the ▁son ▁of ▁William ▁Back house , ▁who ▁adopted ▁him ▁in ▁ 1 6 5 1 ▁as ▁his ▁spiritual ▁son ▁- ▁for ▁the ▁connection ▁he ▁gave ▁him ▁to ▁the ▁long ▁spiritual ▁chain ▁of ▁herm etic ▁wisdom ▁that ▁Back house ▁was ▁part ▁of . ▁According ▁to ▁Ash m ole , ▁Back house ▁" int yt le [ d ] ▁me ▁to ▁some