Vintage Dr. Suess Books Lot of 4 Originals 1957-50

These are from a local collectors estate. 1. Cat in the Hat- 1957 Crayon marks on front flap, yellowing on back flap 2. One Fish Two Fish- 1960 Slight yellowing in front & back cover ( see photos), all pages are in tack with vibrant illustrations 3. You Will Go To The Moon by Mae Ira Freeman - 1959 - minor yellowing on back cover top corner. - 4. Stop That Ball - by Mike McClintock- - 1959 - very minor yellowing on front & back inner cover & 1st front page