HOW DO THEY DO THAT?
How do they make mirrors?
How do sword swallowers swallow swords?
How does a Polaroid picture develop in broad daylight?
How do camels go without water?
How do they splice ……続きを見る
It was nearly the turn of the century. Not only was the century changing but the ways of life were changing. Many new inventions were making life easier. Electricity was becoming more and more avail……続きを見る
