Progress is fine, but it's gone on for too long.

  Here's an interesting concept for a two stroke. The typical ported cylinder has a step at the bottom, bored to a larger diameter.  The...

  Burt bought this Indian in 1920, in 1926 it was clocked at 54 mph (with a following wind)  Not fast enough for him, he started modifying i...

  Enterprise Foundry was founded in San Francisco in 1885 to make large castings for heavy machinery, mostly for the gold rush. The company ...

 Displayed at a local antique market, this intriguingly shaped thing wasn't identified. It's all metal and about 3 feet in diameter....

Cyril Donaldson and George LeCain, Tool Design, Second edition , McGraw Hill, 1957  Hard to believe that the process can start with a simple...

 This looks like an air intake of sorts, about 3 feet wide and maybe 42 inches tall. Ideas? Best thing is there's more than one!

I swear lathe manufacturers around the turn of the last century were like software companies of this turn of the century, everybody's do...

Thanks, Andre! Ok guys, stop fooling around.   

 Modern Shop Practice Vol 1,  American Technical Society, 1903  

  Drawing guide for the artists who drew the cartoon.