The works of the late Edgar Allan Poe : with notices of his life and genius / by N.P. Willis, J.R. Lowell, and R.W. Griswold.

Mixed ed.: first collected ed. of 1-2, first ed. of v.3. Vol. 1-3 published in 1850, v. 4 in 1856. On t.p. of v. 1-2: "in two volumes", of v. 4: "in four volumes."
Publisher's advertisements, [4] p. at end of v. 1. and 10 p. at end of v. 4.
Subtitle of v. 4 reads: with a memoir by Rufus Wilmot Griwold and notices of his life ...
T.p. of v. 3 reads: The literati: some honest opinions about authorial merits and demerits , with occasional words of personality; together with marginalia, suggestions, and essays by Edgar A. Poe ..., with a sketch of the author by Rufus Wilmot Griswold. Without collective title.
Vol. 3 has imprint: New York, J.S. Redfield ...; Boston, B.B. Mussey & Co.