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Find number abc

If bc699 - 5aa20 = 2b5b9 find number abc. Multiple solutions may exist.

Correct answers: 1

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A rookie pitcher was strugglin...

A rookie pitcher was struggling at the mound, so the catcher walked out to have a talk with him.
"I've figured out your problem," he told the young southpaw. "You always seem to lose control at the same point in every game."
"When is that?" asked the rookie.
"Right after the National Anthem."

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Gatling gun patent

In 1865, a U.S. patent was issued to Richard Jordan Gatling for the Gatling gun, invented 1861, which was the first to successfully combine reliability, high firing rate and ease of loading into a single device (No. 47,631), which he in the patent description, he called a "battery-gun." The gun was a hand-cranked to rotate a cylinder of ten barrels. Each loaded from a gravity-feed magazine on top and fired on each revolution. He was motivated to invent the weapon after he noticed the majority of dead returning from the American Civil War died of illness, rather than gunshots. He thought if a rapid-firing gun could enable one man to do what previously required many, then armies could be smaller, saving men from exposure to battle and disease.«

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