Discovery of the Poles (A Puffin Picture Book)

", possibly proof copy, Picture Puffin 111, 30 pages, [1], colour and black and white illustrations in text throughout (including some full page with titles), upper cover annotated "Proof Only" , but does not seem to be a proof copy, signed in blue ink by the authors ".Quintin Riley" and "R Taylor 10/10/57" (including others connected to the Scott Polar Research Institute and its explorers "Squibbs" (Mrs Irving Bell), "Jean Worsley", "Richard Walker", "Donald Mullin" ?), annotation to page 11 which looks like a proof correction" First Edition , some wear to covers with small split to lower joint, dog-eared upper corner to upper board, good condition , grey card with colour illustrations to covers, black titles 18 x 22.5 cms Paperback SIGNED BY THE AUTHORS AND OTHERS ISBN.