The Key [microform].
Cary, John D.
Frederick Town [Md.] : Printed by John D. Cary,
1798.
Caption title.
John D. Cary, editor.
"The earliest periodical issued in Maryland. Twenty-seven numbers published."--Sabin.  cf. also the Historical magazine, v. 1, p. 317.
Copy cut.
Tightly bound.
Sabin 37672.
Sabin Group 104.
Microfiche.