885 pages (large print) ; 23 cm.

12 audio discs (approximately 14 hr., 30 min.) : digital ; 4 3/4 in.

574 p. : map ; 18 cm.

343 pages ; 19 cm.

1 sound media player (10.5 hr.) : digital ; 8 1/2 x 5 1/2 cm. + 1 set of earphones + 1 AAA battery.

xxii, 615 p. : ill. ; 21 cm.

311 pages ; 24 cm.

422 p. ; 18 cm.

625 p. ; 21 cm.

613 pages ; 20 cm.

695 p. (large print) ; 24 cm.

16 sound discs (ca. 18 hr.) : digital ; 4 3/4 in.