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 1988A — 10 Dollars Federal Reserve Note, Philadelphia District (Friedberg 2028-C) Insufficient Inking on Face Error, PMG 64 EPQ Choice Uncirculated

This 1988A 10 Dollars Federal Reserve Note from the Philadelphia District (Friedberg 2028-C, CA Block) exhibits a major Insufficient Inking Error across its face printing. The left and right '10' denomination medallions, top border inscriptions, and parts of the ornamental scrollwork show extreme fading, with many engraved lines barely visible. The green Treasury seal and serial numbers remain sharp and fully inked, confirming that the fault occurred during the black intaglio printing pass, prior to the overprint stage. ... Read more →

United States 1995 — 5 Dollars Federal Reserve Note, Los Angeles District (Friedberg 1985-L) Insufficient Inking on Face Error, PCGS 58 PPQ Choice About New

A dramatic production flaw on this 1995 5 Dollars Federal Reserve Note from the Los Angeles District (Friedberg 1985-L, L Block) reveals an Intaglio Insufficient Inking Error — a condition in which portions of the face plate failed to receive adequate ink during printing. The result is a visibly faded or incomplete impression across the left side of the note, most noticeable in the top and bottom '5' corner medallions and border scrollwork. The green Treasury seal and serial numbers remain fully struck, confirming that the error occurred during the black intaglio face pass, prior to the overprint stage. ... Read more →

United States 1985 — 5 Dollars Federal Reserve Note, Cleveland District (Friedberg 1978-D) Insufficient Inking on Back Error, PMG 64 EPQ Choice Uncirculated

A visually striking Insufficient Inking Error on this 1985 5 Dollars Federal Reserve Note from the Cleveland District (Friedberg 1978-D, DB Block) leaves nearly two-thirds of the reverse design ghosted or missing. The left portion of the intaglio printing—normally displaying the numeral '5,' frame ornamentation, and portions of the Lincoln Memorial vignette—shows only a faint outline where the press failed to transfer adequate ink to the paper. This form of printing error occurs when the intaglio press cylinder is inadequately charged with ink before an impression cycle. ... Read more →

United States 1993 — 20 Dollars Federal Reserve Note, Chicago District (Friedberg 2080-G) Printed Tear Errors, PMG 64 EPQ Choice Uncirculated

This 1993 20 Dollars Federal Reserve Note from the Chicago District (Friedberg 2080-G, GA Block) represents one of the Bureau of Engraving and Printing’s most visually dynamic mechanical failures—a genuine Printed Tear Error, preserved in fully original condition. The note exhibits two sharply folded and partially torn corners that became creased before entering the final printing pass. When the sheet was fed into the intaglio press, the torn and folded segments prevented ink from transferring to those areas, leaving distinctive blank voids and offset impressions once unfolded. ... Read more →