Mammoth Cave National Park - Bats (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Mammoth Cave National Park - Bats (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Mammoth Cave National Park - Batty (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Mammoth Cave National Park - Cave (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Mammoth Cave National Park - Helmet (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Mammoth Cave National Park - Kentucky (Brownsville, Kentucky) ND | Copper plated zinc | 2.5 g | - |
Manatee Viewing Center - Manatee (Apollo Beach, Florida) ND | Copper plated zinc | 2.5 g | - |
Manatee Viewing Center - Pair of Manatees (Apollo Beach, Florida) ND | Copper plated zinc | 2.5 g | - |
Manitou and Pike's Peak Railway ND | - | 4.35 g | 24 mm |
Manitou Jack's (Manitou Springs, Colorado) ND | Aluminium | 2.8 g | 31.8 mm |
Mark Twain House and Museum (Hartford, Connecticut) ND | Copper plated zinc | 2.5 g | - |
Marvel Comics - Iron Man (Silver Plated) ND | Silver plated | 37 g | 45 mm |
Marvel Comics - Thor (Silver Plated) ND | Silver plated | 38 g | 45 mm |
Maryland Science Center ND | Copper plated zinc (97.5% Zinc, 2.5% Copper) | 2.5 g | - |
Maryland Science Center - Hubble Space Telescope ND | Copper plated zinc (97.5% Zinc, 2.5% Copper) | 2.5 g | - |
Maryland State Insect - Checkerspot Butterfly ND | Bronze | 3.11 g | - |
Masonic Token - Mount Moriah Lodge 2 (Salt Lake City, Utah) ND | Silver plated copper-nickel | 26.5 g | 39 mm |
Matching Coin - Gus' Good Food (Chicago, Illinois) ND | Brass | 6 g | 26 mm |
Maui Ocean Center - Manta Ray (Maui, Hawaii) ND | Copper plated zinc | 2.5 g | - |
Maui Ocean Center - Tiger Shark (Maui, Hawaii) ND | Copper plated zinc | 2.5 g | - |
Médaille des Scouts Américains ND | - | 18.1 g | 36 mm |
Medal - 3 Para (Korea) ND | - | 32.8 g | 42 mm |
Medal - A. Bartholdi Statue of Liberty Presentation (replica) ND | Bronze | - | 61 mm |
Medal - Abraham Lincoln (Gettysburg Address) ND | Copper | 17.2 g | 36.3 mm |
Medal - Abraham Lincoln (Sixteenth President) ND | Florentine bronze | 55.5 g | 51.22 mm |
Medal - Acadia National Park ND | (Metal) | 30.2 g | 39.6 mm |
Medal - Alamo, entreprise, National ND | - | 35 g | 52 mm |
Medal - Alaska Statehood (Inside Passage) ND | Brass plated nickel-steel | 37.5 g | 45.10 mm |
Medal - Albert Gallatin - Secretary of the Treasury ND | Bronze | - | 76.2 mm |
Medal - Andrew Mellon, Secretary of Treasury ND | Bronze | - | 76.2 mm |
Medal - Apollo (Apollo XI) ND | Silver (.999) | 26.38 g | 40 mm |
Medal - Apollo 11 ND | - | 36.03 g | 41 mm |
Medal - Apollo 16 ND | Aluminium (anodized) | 7.8 g | 39.2 mm |
Medal - Appomattox Court House National Historic Park (Appomattox, Virginia) ND | - | 38.15 g | 45 mm |
Medal - Avital and Natan Shcharansky ND | Bronze | - | 38.1 mm |
Medal - Avital and Natan Shcharansky (3 Inch) ND | Bronze | - | 76 mm |
Medal - Babcock State Park (Clifftop, West Virginia) ND | - | 27.7 g | 38.1 mm |
Medal - BAE Systems Ship Repair ND | (Magnetic Alloy) | - | 39 mm |
Medal - Ball Chain / Logo Tags ND | Copper-nickel | 44.83 g | 44.2 mm |
Medal - Barack H. Obama ND | - | - | 40 mm |
Medal - Barack Obama (First Term) ND | Gilding metal | 21 g | 34 mm |
Medal - Barack Obama 44th US President ND | Copper | 28.35 g | 39 mm |
Medal - BE and K Construction Month ND | Bronze | 28.1 g | 40.5 mm |
Medal - Best Wishes (San Buenaventura, California) ND | Bronze | 21.36 g | 38.56 mm |
Medal - Calvin Coolidge (30th President) ND | Bronze | - | 32.5 mm |
Medal - Carter Glass, Secretary of the Treasury ND | Bronze | - | 76.2 mm |
Medal - Cathedral St-John the Divine ND | Brass | 24.0 g | 38.8 mm |