FORGIVE MY LACK OF EXPERIENCE BUT THESE 1851 ON CARDBOARD MINI MAPS ARE VERY ANTIQUE AND SHOWING SIGNS OF YELLOWING THEY HAVE BEEN HAND COLORED SHOWING VIVID COLORS AND GREAT DETAIL THEY ARE JOHN TALLIS & COMPANY ILLUSTRATIONS BY J. MERCHANT & ENGRAVED BY J. ROGERS AND THE MAP DRAWN & ENGRAVED BY J RAPKIN THEY ARE 9/6 IN SIZE IN THEIR OWN WOODEN FRAMES INCLUDED IN THIS LOT IS SOUTH AMERICA, MEXICO, CALIFORNIA, AND TEXAS, EASTERN HEMISPHERE, UNITED STATES, AND WESTERN HEMISPHERE I FOUND THEM AT A SALVATION TRIFT STORE AND DECIDED TO PURCHASE THEM ALL SINCE THEY WERE ALL TOGETHER SO I'M SELLING THEM IN A LOT TAKE THEM ALL BUY WITH CONFIDENCE.