People first flew in...
People first ate hamburgers in...
The European first wore glasses in...
People first used mobile phones in...
People first printed books in...
People first watched TV in...
People first went to a pizza restaurant in...
People used the first computer in...
What did brothers Wright invent?
What did Leonardo da Vinci's invention look like?
The British secret service ____ computer for breaking German secret radio message.
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