The history of baseball cards spans over 150 years and highlights the growing popularity of both the sport of baseball and collectible baseball cards over time. Some of the key events in the evolution of baseball cards include:

Late 1860s/early 1870s: Some of the earliest known baseball cards were produced as promotional materials or trading cards for cigarette companies looking to capitalize on baseball’s popularity. Examples include cards inserted in packages of Allen & Ginter cigarettes or Goodwin & Co. cards. These early sets lacked consistent sizes, players, or production quality.

1880s: Tobacco companies like Allen & Ginter began inserting higher quality chromolithograph cards of baseball players into cigarette packages starting in the mid-1880s. These are considered the first mainstream baseball cards. The cards helped promote both the tobacco brands and baseball stars as the popularity of both grew substantially during this period.

1888: The very first true, dedicated set of baseball cards called the “Old Judge” cigarette cards is produced. This set featured 22 cards highlighting stars from the National League and American Association during the late 1880s golden era of the sport. This helped establish the model of baseball cards as collectible trading cards.

1890s: Several tobacco companies, notably Peel, Fleming & Ferguson and American Tobacco Company, began producing multiplayer baseball card sets during the 1890s, helping further popularize collecting cards. Sets ranged from a few dozen players to over 200 cards in some cases. This also established the model of packs containing (usually) 11 cards still used today.

Early 1900s: In the early 20th century, major manufacturers like American Caramel Company and Bunte Brothers started inserting single player cards into candies, bubble gum and other non-tobacco products which helped cards appeal to a younger audience. Individual player cards grew in size and increasingly featured color portraits on the fronts.

1933: Goudey Gum Company releases the very first modern gum-and-card format set containing 168 cards. This revived interest in baseball cards and introduced concepts like serial numbering, statistics on the backs of cards and team logos into the mix that are still common features today.

1949: Bowman Gum releases the first post-WWII set, beginning a new golden era for baseball card popularity that lasts through the 1950s. Cards now included color photos, stats and other substantial information on the back. This decade saw dozens of new manufacturers enter the market.

1951-1952: Bowman produces the hugely popular and iconic “Black and White” and color “Red Back” sets, considered classics that featured young stars like Mickey Mantle on the rise. Many credit these as sparking the earliest era of intensive baseball card collecting.

Mid-1950s: Topps gains dominance as the #1 maker of baseball cards. Their 1954 set, which featured the debut of rookie cards for legends like Hank Aaron and Willie Mays, is widely considered the most valuable postwar set. In subsequent years, Topps inserts player autographs and bubblegum into packs.

Late 1950s-1960s: Topps and its main competitor, Fleer, drive card quality, sizes, photography and stats to new levels. This included the introduction of multi-player cards and the first oddball or regional issue sets. New stars like Sandy Koufax further captured the imagination of youth collectors.

Late 1960s-1970s: With baby boomers now at the core of its customer base, the baseball card industry reached new commercial heights. Topps and Fleer each produced innovative sets that brought color action photos, statistics, biographies and extended runs numbering in the hundreds of cards.

1980s: The sports memorabilia industry boomed as collectors from the baby boom era matured. This fueled intense speculation and demand for vintage rookie cards of stars from the 1950s-1970s like Mickey Mantle. The emergence of star players like Donruss and Upper Deck challenged Topps’ licensing control.

Early 1990s: The sports collectibles market peaked as speculators overpaid for vintage cards and rookies of current stars like Ken Griffey Jr. The industry soon crashed, crippling smaller manufacturers. Counterfeiting also became a serious issue that damaged confidence in the collectibles market for years.

Late 1990s-2000s: The market slowly rebounded, helped by the internet making it easier to research cards, track prices and connect collectors worldwide. Manufacturers introduced innovative concept sets with different card shapes, materials and auto/memorabilia relic inserts. Interest declined among youth.

2010s: With childhood interest still low, the hobby shifted primarily to adult collectors focused on investments. Online auction sites made once-rare vintage cards suddenly accessible worldwide. Companies like Topps embraced digital collecting platforms too. Debate raged on over the pros/cons of new cards with seemingly diminishing scarcity and collectibility. Iconic past stars and rookie cards of current superstars like Mike Trout remained highly sought. The future of baseball cards and collecting remained uncertain as the appeal and preferred media formats of new generations emerged.

Over 150 years baseball cards evolved from novelty promotional items into one of the most popular and lucrative sports and entertainment collectibles industries of all time. They reflect and helped drive both the massive growth in baseball’s popularity from the late 19th century onward as well as collecting as a mainstream pastime in the post-World War II decades. Whether cards will remain a central part of fandom for generations to come will depend on how the hobby continues innovating and connecting with new audiences.