Measures 4-7/32" X 6-3/4", 250+ pp, written by Ngaio Marsh, stated "10 9 8 7 6 5 4 3 2," mass market paperback published by St. Martin's Press / St. Martin's Minotaur Series (NY).
Shipping charges include postage (including USPS Tracking on domestic shipments), packaging materials, labor & fuel (the nearest post office is 14 MILES away!); but I do combine shipping charges on multiple items -- so fill up that cart NOW an' save some $$$!