Today, the answering machine has been replaced with voicemail. Previous generations relied on a physical device to record messages.
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Rough on Rats
In 1872, Ephraim Wells, a manufacturer, and occasional music publisher, marketed arsenic as a rat poison packaged as Rough on Rats.
Shoes of the American Revolution
During the Revolutionary War (1775-1783), soldiers typically wore shoes or boots that were suitable for the rugged conditions of warfare. The shoes of that era were quite different from modern footwear in terms of design and materials. Here's some information about Revolutionary War shoes: