unused Guatemala, 1870's-1960's, accumulation of several hundred unused and used stamps, unused incl. nos. 210 and 212-218 (sheets of 50), 273 (block of 43; each stamp has extra row of diagonal 'bisecting' perfs.), C129a (signed Matthews), also incl. 22 covers, many never hinged, fine-very fine, stamps Scott retail $1,600.00+