Place of publication: Concord, Mass.
Collation: [3]-4, 13-15 p. ; 23 cm.
Notes: From the library of Dr Moncure Conway. Printed in double columns. Includes bibliographical references. "The substance of the following Essay was given in the form of a…
Place of publication: Leeds
Collation: 20 p. ; 18 cm.
Series: Anti-Slavery Tracts for the Times
Series No.: No.1
Notes: From the library of Dr Moncure Conway. Printed by J.B. Barby & Co., Leeds.