Greetings from Dayton! 3 things to know about the history of postcards

Credit: DaytonDailyNews

Postcards have been a popular way to share memories of visits to the Gem City for decades.

Credit: DaytonDailyNews

The Dayton Metro Library has more than 800 postcards featuring early images of the Gem City.

Here are 3 things to know about the history of postcards.

1. Pop it in the mail. The earliest origins of postcards, according to the Smithsonian Institution Archives, were "mailed cards." Simply put, cards sent through the mail that people attached postage to.

Explore PHOTOS:Postcards a look back at area history

2. Long-gone landmarks. Some of the early postcards from Dayton depict local landmarks no longer with us such as Steele High School, the wading pool at Bomberger Park and the NCR campus.

» READ MORE: Greetings from Dayton! How postcards shared Dayton through the years

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3. Glossy images. Though World War II slowed production for a time, photograph-like cards gained in popularity and are what we would recognize today in a glossy image of the Dayton skyline framed with Dave Hall Plaza in the foreground.

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