Godfrey Boyle was an alchemist born in 1688, who died in 1756. He wrote to Sloane in letter 4239 concerning a number of experiments he has been conducting, along with others he has encountered.
Reference:
Godfrey Boyle to Hans Sloane, 1734-12-04, Sloane MS 4053, f. 334, British Library, London.
Godfrey Boyle, The National Archives, [http://discovery.nationalarchives.gov.uk/details/c/F69734, accessed 18/08/17]
Dates: to
Occupation: Unknown
Relationship to Sloane: Virtual International Authority File: