Group of Four DC Comics Portfolios from the 1980s

To include:

Brian Bolland, George Pérez, et al. HISTORY OF THE DC UNIVERSE PORTFOLIO. DC, 1986. With (10) plates. (DOA 16 5/8 x 11 in.) (Very good; sealed, but shows creasing, mild warping, corners rubbed, (1) corner with small bend and tiny loss.)

Bill Sienkiewicz. DC COMICS PORTFOLIO: THE SHADOW. DC, 1987. (DOA 15 1/4 x 10 1/4 in.) (Near fine; sealed, but shows mild warping, (1) light crease, corners lightly rubbed.)

Michael J. Zeck. BATMAN PORTFOLIO. DC, 1988. With (6) b&w plates. (plates 16 1/4 x 10 1/4 in.; DOA 17 1/4 x 10 3/4 in.) (Plates near fine, most with small bend to (1) corner; portfolio about very good with edgewear, creasing, and bent, rubbed or pinched corners.)

Dave Gibbons and John Higgins. WATCHMEN. DC, 1988. With (3) folios; the first with the (6) new French covers, the second with (6) promotional posters, and the third with the (12) American covers. (DOA 15 3/4 x 10 3/8 in.) (Near fine; sealed, but shows faint edgewear and bumped corners.)