Carbon pencil, India ink wash and white gouache painting on illustration board, signed by Seuss.

First edition of Seuss's second book, a HORNBOOK review copy with their name stamped on the front endpaper.

First edition, first issue of this early Seuss title, a beautiful copy directly from the stock of Aleph-Bet Books, the firm of Seuss bibliographers Helen Younger and Marc Younger.

First printing of this rhythmic counting reader, one of the hardest to find Seuss books in the first edition.

First printing of Seuss's first "adult" book, an exceptionally beautiful copy that came directly from the stock of Aleph-Bet Books, the firm of Seuss bibliographers Helen Younger and Marc Younger.

First edition, first printing, cheerfully illustrated story of a boy's desire to become a Which-What-Who, this copy directly from the stock of Aleph-Bet Books, the firm of Seuss bibliographers Helen Younger and Marc Younger.

First edition, first printing of this Dr. Seuss classic, the world's introduction to the menace of Whoville who learns the true meaning of Christmas.

First edition of this vibrant advertising picture puzzle for motor oil ESSOLUBE, with fantastic creatures dreamed up by the one and only Dr. Seuss – complete, unbroken, and in original envelope.

First edition, first printing of this Seuss tale of being thankful for what you have.

Elusive first edition, first printing of the classic picture book praising feats of imagination, with a title Seuss would riff upon in his last published book – its natural companion OH, THE PLACES YOU'LL GO.

First edition, first printing of this book of questions strange and practical, illustrated with Dr. Seuss's signature silliness.

First edition, first printing of this delightful book of shapes, full of fanciful silhouettes and bold colors.

First edition, first printing of this sequel to THE CAT IN THE HAT, in which the chaotic feline returns with numerous hatted helpers.