MAD Clashes
The Study of Unusual Die Clashes
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Introduction
* MAD Clash Files
MDC-1c-1991-01
MDC-1c-1991-02
MDC-1c-1992-01
MDC-1c-1993-01
MDC-1c-1993-02
MDC-1c-1994-01
MDC-1c-1994-02
MDC-1c-1994-03
MDC-1c-1995-01
MDC-1c-1995-02
MAD-1c-1995-03
MDC-1c-1996-01
MDC-1c-1996-02
MDC-1c-1996-03
MDC-1c-1996-04
MDC-1c-1997-01a, b & c
MDC-1c-1997-02
MDC-1c-1997-03
MDC-1c-1998-01
MCD-1c-1998-02
MCD-1c-1998-03
MDC-1c-1999-01
MDC-1C-1999-02
MDC-1c-2000-01
MDC-1c-2000-02
MDC-2c-1864-01
MDC-2c-1864-02
MDC-1c-1962-01(CA)
MDC-1c-1963-01(CA)
MDC-1P-1965-01(ES)
Possible MAD clashes
* Atypical & Typical Die Clashes with Overlays
Small Cents
Two Cent Coins
Three Cent Coins
Half Dime
Nickels
Dimes
Quarters
Half Dollars
Dollars
U.S. Tokens and Medals
Bullion & Commemorative clashes
Unconventional die Clashes
Foreign die clashes
* Type I and II counter clash
Type I Counter Clashes
Type II Counter Clashes
* Floating Die Clashes
Introduction to Floating Die Clashes
FDC-1c-1974-01
FDC-5c-1979-01
FDC-5c-1983-01
FDC-1c-1987-01
FDC-1c-1989-01
FDC-1c-1993-01
* The Mule Die Clashes
1857 Flying Eagle Cent / 1857 Seated Liberty Quart
1857 Flying Eagle Cent / 1857 Seated Liberty Half
1857 Flying Eagle Cent / 1857 Double Eagle
1870 Shield nickel clashed with IHP
Illustrated Glossary of Relevant Terms
Abbreviations Used on this Site
Clashed Dies
Clash Marks
Collar Clash
Compound Misalignment (Horizontal and Rotated)
Compound Misalignment Horizontal / Vertical
Dual Misaligment (Hammer and Anvil DIe)
Horizontal Misaligned Die Clash (Conventional Type
Horizontal Misalignment of the Hammer Die
Misaligned Anvil Die
Multiple Die Clashes
Pivoted Die Error
Rotated Die Error
Rotated Die Clash (Conventional Type)
Second Strike Die Rotation
Second Strike Misalignment (Horizontal)
Second Strike Misalignment (Vertical)
Vertical Misaligned Die Clash (Conventional)
Vertical Misaligned Die Error (Tilted Die Error)
Frequently Asked Questions
About The Authors
Submissions
Encapsulation & Grading by ICG
Other Sites of Interest
Two Cent Pieces
