Mouse That Roared by Leonard Wibberley. first printing?

Mouse That Roared by Leonard Wibberley. Little, Brown and Company. Boston, Massachusetts (1955). 280 pages. . Copyright listed as 1955 with no statement of later printing. Usually Little Brown states "first edition". This may be an exception. Hard cover with dust jacket. DUST JACKET: Has chipping, rubbing and bumping on the edges. Some staining to the edges. Not price-clipped. Original price $3.50. Now protected in mylar dj cover. BOOK: Tan colored spine with green paper colored boards. Light cover edge wear. Dust spoiling to the top of the page block. A light staining on the front and back end papers, with some bleeding to the very edge of the page inside the back end paper. A pin-point sized stain on the leading edge of the page block. Otherwise, there are no previous owner markings. Pages are flat without creases, folds or dog-earing. Not ex-library, not remaindered, not a facsimile reprint. Photos available on request. For sale by Jon Wobber, bookseller since 1978. BK02aIn 1956, th