Content: Another edition, undated, but published in the same year, has imprint: Philadelphia: printed by Joseph Crukshank.--cf. Hildeburn (where the authorship is attributed to Anthony Benezet; Sabin and Evans also credit it to him)
Content: Presentation copy from S. Garrigues jr. to Wm. Forster.
Content: "The author ... is ... David Cooper, who in a manuscript diary ... speaks at length about the writing of it."--Cadbury, H.J. Quaker bibliographical notes. p. 45. (In: Friends' historical association. Bulletin. Swarthmore. v. 26 (1937) p. 39-53)