"
Was not this an imperfect orrery?
In 1283, say the annals of Dunstable, "We sold our slave by birth,
William Pike, with all his family, and received one mark from the buyer."
Men must have been cheaper than horses.
In 1340, gunpowder and guns were first invented by Swartz, a monk of
Cologne. In 1346, Edward III. had four pieces of cannon, which
contributed to gain him the battle of Cressy. Bombs and mortars were
invented about this time.
In 1386, the magnificent castle of Windsor was built by Edward III. and
his method of conducting the work may serve as a specimen of the
condition of the people in that age. Instead of engaging workmen by
contracts or wages, he assessed every county in England to send him a
certain number of masons, tilers, and carpenters, as if he had been
levying an army.
In 1654, the air pump was invented by Otto Guericke, a German.
1406, B.C. Iron first discovered by burning the woods on Mount Ida, in
Greece.
720, B.C. The first lunar eclipse on record.
Anaximander, the disciple of Thales, invented maps and globes; born about
610 B.
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