First edition, stated. Signed by the author on the front endpaper: ""F. van Wyck Mason."" One of the 13-letters-in-the-title historical novels from Mason (1901-1978). An (anonymous) former owner's bookplate on the inside front board, else unmarked; spine slant; corners and spine ends bumped with some wear. The dust jacket is not price-clipped (original price $3.00); heavily chipped and edgeworn, with large pieces missing from the spine ends and the fore edge of the front panel; fading to the spine; Brodart protected.