Complex sentence: Drs Morison, Price, Cox and Fletcher became his patrons in Hackney and the City of London, and in his autobiography, Moses Roper described these and other friends who assisted him in his object whilst in England, and subscribed to his work.
Split into simpler sentences: Drs Morison, Price, Cox and Fletcher became his patrons in Hackney and the London area. In his autobiography, Moses Roper described these friends who assisted him in his object whilst in England, and subscribed to his work.