Definizione

• Railroad Rim.  A flanged edge coining error where a piece is struck half within and half outside a collar; a partial collar error, the resulting piece has a flange that looks like a railroad wheel, hence the name. The term is used more by collectors; otherwise called a partial collar strike.
  Reference:                                                                                                                              
  NE42 {1982} Doty, p 275-276.

  excerpted with permission from

  An Encyclopedia of Coin and Medal Technology

  For Artists, Makers, Collectors and Curators

  COMPILED AND WRITTEN BY D. WAYNE JOHNSON

  Roger W. Burdette, Editor

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