His Cast-iron parsons, or, Hints to the public and the legislature on political economy, 1820 t.p. (the Rev. R. Wedderburn, V.D.M.) p. 11 (signed, Robert Wedderburn)
His Horrors of slavery and other writings, 1992 CIP t.p. (Robert Wedderburn, black West Indian and British revolutionary, 1762-1835)