Grosset Dunlap. Farah coded 1953B-40. #13 in the series. Copyright 1936; text revised in 1974. This is the original text and artwork, printed in 1953. This is a very lovely blue tweed book with "digger" blue/white endpapers, unusually well-preserved for a book almost 60 years old! No hinge tracks, writing or markings. Clean firm pages. Excellent dust jacket, protected in mylar cover. Front dj flap lists to Nancy Drew The Clue of the Velvet Mask; rear flap lists to Dana Girls Jade Ring, and the rear dj lists to Vicki Barr Peril over the Airport. (13C)