Editor’s Note: A collector and part-time mint error dealer recently sold his collection. It included off-centers, brockages, die trials, uniface strikes, mules, two-tailed coins, die caps, double strikes, die cap mated pairs, several bonded coins, a coin struck on a feeder finger and several coins struck in gold instead of the intended metal. There were also canceled dies of world coins and other unique strikings from Mints around the world in this collection. This collection was separated and sold to several dealers. You might occasionally find a few of these being sold by dealers on eBay, in their price lists and at coin shows. Here is a selection of interesting items from this collection:
German Die Trial


Die Trial


Double Struck


Brockage


Double Struck


Brockage


Double Struck


Double Struck


Die Cap


German Ducat Proof Silver Uniface Pattern
ANACS PF 63


1863 German Die Trial
NGC PF 64


1855-A French 2 Francs Proof Die Trial
ANACS PF 62


1827 German Taler Struck in Tin
NGC AU 55


1862 India 1 Mohur Mule Restrike
ANACS MS 63


Belgium Bronze Obverse Die Trial
NGC MS 64


C.1830 French 5 Francs Essai
NGC PF 65


1851 Austria 1K Reverse Mirror Brockage
NGC MS 63 BN


1827-30 French 5 Francs Reverse Mirror Brockage
NGC MS 60


EE1923 (1931) Ethiopia Werk
Muled With KM-18 Rev - NGC AU 50


1749 German 1P Struck in Gold
NGC MS 64


1820 Great Britain 1 Shilling Broadstruck
With Reverse Brockage - NGC MS 64


German 1/2 M Reverse Brockage
NGC MS 62


1800 Aus 1K Reverse Brockage
NGC MS 63


Australia 1 Cent Struck From Two Reverse Dies
NGC MS 65 RB


1975 Yemen 100 Rials Uniface Die Trial
PCGS PR 65 DCAM


German 50 Pfennig Uniface Reverse
PCGS AU 55


(1865) Engand P Shil Obverse Die Trial
PCGS PR 63


China 10C Partial Brockage
ANACS F 15


1831 France 5 Francs
PCGS SP 64


Double Strike


Off-Metal in Nickel


Die Cap


Die Trial


Die Cap


Struck With Two Reverse Dies


Brockage


Brockage


Clip


Off-Center


Brockage


Brockage


Die Trial


5 Mark Struck in Gold


China Fantasy Dollar


Ancient Brockage


Die Trial


Die Trial


Die Trial


Die Trial


Brockage


Brockage


1842 German Nassau 1K Struck 35% Off-Center
NGC AU 58 BN


1945 Brazil 50C Obverse Die Cap
ANACS MS 63


1995 Cuba Peso Double Struck in Collar
NGC MS 66


1831 Essai France 100 Francs
NGC MS 62


(1915 A) P3 Mk Saxe-WE Uniface
PCGS SP 62


1729 Netherlands Gold Ducat Double Struck
ICG MS 62


1818 Netherland 1/2 Cavalier Double Struck
ICG MS 61


1348 France Gold Double Struck
ICG AU 55


1957 Great Britain 1/2P Aluminum Die Trial
NGC MS 62


2000 Cent Reverse Capped Die
NGC MS 67 RD


1941 Uruguay 5C Reverse Cap Die
NGC MS 67


1922 East Africa Shilling Elliptical Clip Pl
NGC MS 63


Mated Pair of Washington Quarters
PCGS




Mated Pair of Jefferson Nickels
PCGS




Mated Pair of Roosevelt Dimes
PCGS




Mated Pair of Washington Quarters
PCGS




Mated Pair




Bonded Cents


Bonded Dimes


Bonded Dimes


Bonded Nickels


Bonded Cents


Bonded Cents


Bonded Cents



