If both 'smoke masks' failed (and why would they) this 1882 fire escape friction device invented by Oscar F. Davis could come in handy. The device allowed a person to control the speed of descent down a rope. Actually, I quite like this...
如果上面的"防烟面罩"都失败了(为什么会失败?!),那么这件由Oscar F. Davis 在1882年发明的火灾逃生装置便可触手可得。这套装置可让人调节沿着绳子下降的速度。好吧,我非常喜欢这个...
A 1905 patent of a double bicycle patent invented by Karl Lange. It was designed to perform a loop-the-loop stunts at circus performance
1905年由Karl Lange发明的双重自行车。用来在马戏团表演翻跟斗的绝技。
Artwork of a submarine patent by American naval engineer Simon Lake in 1897. The submarine was designed to move across the seabed on wheels. It also had a periscope and escape hatch.
1897年由美国造船工程师Simon Lake 发明的潜水艇。这个潜水艇可以通过轮子在海床上移动,同时具有潜望镜和逃生舱口。