I doubt it. Although the concept was around, they were not commonly used. I doubt that he ever saw one.
George Washington was the first President of the United States.
You can use the word Periscope a few ways in a sentence. You can write the sentence I am going to periscope the website.
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George Washington
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There are no mirrors in a periscope - they use prisms. But you could use two at 45 degrees to the object and observer, parallel to one another
The Captain used the periscope to locate the enemy ships.A periscope is the eye of a submarine.
George Washington
Nothing. George Washington Carver was born after George Washington had died.
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