Here are three things to know about the beautifully designed machines:
1. There are close to 200 cash registers on display at Carillon Historical Park. The display was designed to look like a jewelry store.
» READ MORE: Cash registers marry artistry and commerce
2. The cash registers gleam in brass, bronze and nickel. The cabinets are decorated with intricately scrolled metals and inlaid wood.
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3. Between 1908 and 1918, National Cash Register manufactured more than one million machines. In the 1920s it built a million more.
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