Collection

United States 1950A — 10 Dollars Federal Reserve Note, Chicago District (Friedberg 2011-G) Butterfly Fold Error, PMG 64 EPQ Choice Uncirculated

This 1950A 10 Dollars Federal Reserve Note from the Chicago District (Friedberg 2011-G, GB Block) displays a striking Butterfly Fold Error, one of the most visually dramatic mechanical mishaps encountered in modern U.S. currency production. During printing, a corner of the paper was unintentionally folded over, causing part of the note’s design to print on the folded flap and leaving an unprinted void once the fold was later unfolded. ... Read more →

United States 1935D — 1 Dollar Silver Certificate (Friedberg 1613W, IF Block) Butterfly Fold Error, PMG 58 EPQ Choice About Uncirculated

This 1935D 1 Dollar Silver Certificate (Friedberg 1613W, IF Block) presents an exceptional Butterfly Fold Error, a visually dramatic mechanical mishap that occurred during the printing process at the Bureau of Engraving and Printing. A portion of the note’s corner was inadvertently folded over before printing, causing part of the design to print on the folded flap while leaving a blank triangular void once the paper was unfolded. The result is a note that physically displays the three-dimensional evidence of its own creation error. ... Read more →