Place of publication: London
Collation: 24 p. ; 22 cm.
Notes: From the library of Dr Moncure Conway. Printed by John Childs and Son. "Addressed to all who deem it their highest duty as well as right to "think for themselves" [Title page].
Place of publication: [London]
Collation: 15 p. ; 19 cm.
Series title: Pamphlets for the People
Series number: No. 11
Notes: "Issued for the Secular Society Limited." Date of publication from KVK. Part of the NSS pamphlet collection.