First edition, first printing, inscribed by the author on the front pastedown, "For Charles Henderson Brough who is really too old to be reading books like this by - Dr Seuss", inside a charming original full-page watercolour drawing of Horton holding up a sign.
Quarto. Original grey buckram sides, rebacked with a grey morocco spine, front cover lettered in red.
Illustrated throughout by Dr. Seuss
Neat child's ownership inscription of one Susan Ellsworth to front pastedown. Minor rubbing to edges, offsetting to endpapers, contents a little toned, a very good copy indeed.
Younger & Hirsch 31.