Catalog Mars MD Blog A review of finds in the last two weeks. Just a day in the field with my son MarsMD coils for Makro Kruzer/Multi Kruzer In anticipation of spring: an arrowhead and coins found under the snow. A great find made with a DISCOVERY coil!)) The discoveries made on March 5 Late autumn outing in the woods can yield… a medieval brooch! A wet and muddy hunt in the field