In doing some research online I found out that other American inventors have had similar designs and proposals for a decade Wikipedia mentions an American who

In doing some research online I found out that other American inventors have had similar designs and proposals for a decade Wikipedia mentions an American who proposed something like this as early as 1867, and British scientists had played with the idea even before that. http://en.wikipedia.org/wiki/Pneumatic_tube#In_public_transportation http://en.wikipedia.org/wiki/Pneumatic_tube#In_public_transp...