He edited an enlarged edition of Chambers's Encyclopaedia (1781-6) in four volumes, quarto and in recognition of this work was elected, in 1786, a Fellow of the Royal Society. He then brought out a much more comprehensive work, The New Cyclopaedia, which appeared in forty-five volumes, quarto, between 1802 and 1820, much of it written by himself.
An Arian in theology, he retained his interest in Welsh Dissent, and as president of the Presbyterian Board, director of Dr. Williams's Fund, administrator of the regium donum, and medium of private charity, he was able to render considerable assistance to indigent ministers in Wales. He d. in Finsbury, on 9 June 1825, and was buried in Bunhill Fields.
Emeritus Professor David Williams, D.Litt., (1900-78), Aberystwyth
It would be more accurate to describe Abraham Rees as one of the trustees of Dr. Williams's Fund rather than a director of the fund.
Dr Llewelyn Gwyn Chambers, Bangor