Answer:
Patent
Explanation:
Patent No. 6469 for a device to lift boats over shoals, an invention which was never manufactured
Answer:
you can eat this then you will got answer
The enslavement of african American taken from Africa
Prince Henry<span> (Henrique) the Navigator (1394-1460) was a Portuguese royal </span>prince<span>, soldier, and patron of explorers. </span>Henry<span> sent many sailing expeditions down Africa's west coast, but did not go on them himself. ... The flag of Portugal during </span>Prince Henry's<span> life.</span>