50 Million Mark Stamp Appraisals

Vintage Pink Glazed Ceramic Vase or Planter with '542 USA' Mark

Antique Olive Green Glass Electrical Insulator with Diamond Mark

Royal Elgads Ceramic Dinnerware Base with Manufacturer Mark

United States Navy Mark V Diving Helmet (Reproduction)

Noritake Hand-Painted "M" Mark Dinnerware Item (circa 1920s-1940s)

Ceramic Mug Base with 'Made in Ireland' Mark

Vintage Japanese Ceramic Glazed Enameled Vase Base with Maker's Mark

Limoges Pâte et émail Plate with "FM" Mark

Jewelry Component with Hallmarks

Ceramic Bowl with Floral Rim and 'JS' Microwave Safe Mark

Vintage-Style Cameo Brooch with Crown over PD Mark

Silver or Silver-Plated Object with Gorham Manufacturing Company Marks

Bauscher Weiden Bavaria Germany 1970 Porcelain Bottom Mark (John Vorres & Co. LTD. Athens)

50th Anniversary Coin

Robert Millikan Commemorative Stamp

Illinois State Quarter (2003)

Holly Style Mark Knipes Ring with 1.70 ct Purple Oval Stone and Diamonds

Artwork Signature

Privy Mark Gold Maple Leaf Coin (1/10 troy ounce)

Framed Artwork with "1911" Mark

Casino Rama 50 Cents Token

Ecuador 1939 'Mision Dolores' Golden Gate International Exposition Stamp

Ecuador 1939 Mision Dolores Stamp

Kennedy Half Dollar

Porcelain Base with Crown Staffordshire Mark

2011 Lincoln Penny

1943 Washington Quarter

Robert Milikan Commemorative Stamp

1935 Canada George V and Queen Mary 'Silver Jubilee' Three Cents Postage Stamp

Stamp

Holly Style Mark Knipes 14K Yellow Gold Ring with Purple Oval Tanzanite and Diamond Accents

Bronze Tripod Censer with Mark

1982 Dutch Stamp

Vintage Postage Stamp

Chinese Stamp Featuring Bamboo

Czechoslovakian 'Česko-Slovensko' Koruny Postage Stamp

Ecuador 5 Centavos Bicentenario de la Mision La Condamine postage stamp

German Postage Stamp

LIFE Magazine: DIANA at 50 Special Edition

Republic of China Revenue Stamp