The 1981 Fleer baseball card set is one of the most famous and valuable sets in the hobby due to a series of misprints that occurred during production. The misprints caused certain players’ photos to be swapped or left off cards entirely. These errors have captivated collectors for decades and turned otherwise ordinary cards into highly sought after pieces.

The misprints are believed to have occurred when the negative films that Fleer used to print the cards were accidentally swapped during production. The errors caused photos of certain players to appear on the wrong cards or be omitted entirely. Some of the more notable misprints from the 1981 Fleer set include:

Nolan Ryan/Bartolo Colon swap: The photos of Hall of Fame pitcher Nolan Ryan and a then-unknown minor leaguer named Bartolo Colon were accidentally swapped. Ryan’s photo appears on Colon’s card while Colon appears on Ryan’s.

Steve Carlton missing photo: On Carlton’s card, his photo is completely missing. Only his name and stats appear on an otherwise blank white space where the photo should be.

George Foster missing photo: Similar to Carlton, Foster’s photo is missing from his card, leaving only his name and stats on blank white space.

Willie Aikens/Steve Rogers swap: The photos of Aikens and Rogers were mixed up, with Aikens appearing on Rogers’ card and vice versa.

Bobby Bonilla missing photo: Bonilla’s rookie card suffers from the same missing photo error that befell Carlton and Foster.

These are some of the most significant and valuable errors from the 1981 Fleer set. The misprints were not discovered until after production, so errors made it all the way to packs and into the hands of collectors. This gives them an air of mystique and rarity that drives collector demand even today.

The misprints are so famous that the specific errors have taken on names of their own in the hobby. The Nolan Ryan/Bartolo Colon swap is commonly called the “Bartolo Ryan” while the Steve Carlton missing photo is called the “Blank Back Carlton.” Each error holds a place of prominence in the history of baseball cards and collecting lore.

When the errors were discovered, Fleer halted production of the 1981 set and recalled as many misprinted cards as possible. Some had already made it into circulation. This limited print run makes authentic examples of the misprints extremely scarce today. Most serious collectors only see these errors in books and online rather than in hand.

The value of the 1981 Fleer misprints has grown exponentially over the decades. In the early days after production, the errors could be acquired for a few dollars or traded easily. Now, mint condition examples regularly sell at auction for tens of thousands of dollars. A PSA 10 graded “Bartolo Ryan” recently sold for over $100,000 due to its rarity and historical significance in the hobby. Other highly-graded misprints can reach similar lofty prices.

While the misprints were mistakes on Fleer’s part, they have become defining features of the 1981 set. The errors captured the imagination of collectors and took on a life of their own. They represent the serendipity and randomness that can occur during mass production. Most of all, they stand as a testament to how even the most ordinary cards from our childhoods can become treasured pieces of history given the right circumstances. For these reasons, the 1981 Fleer misprints will remain legendary for as long as people collect and appreciate the hobby of baseball cards.

The 1981 Fleer misprint cards contain some of the most famous errors in the history of the hobby due to swapped photos and missing images. Their limited surviving population makes high-grade examples exceedingly valuable to dedicated collectors. The misprints hold an important place in the lore of the industry and represent the allure of happenstance in transforming regular cards into prized commodities. They show how the mistakes of the past can become defining characteristics that fascinate collectors for generations to come.