Mechanical drawing, labeled "119" used in the development of the bowling pin setting machine developed by the donor's grandfather, Fred Schmidt. In the late 1930s, Schmidt patented "a method for ...

Mechanical drawing for the Ollie bat, a skateboard device that allows for manipulating the skateboard to do tricks. It is a black plastic device in the shape of a bat with two holes in each end for ...

There are events in life that seem to come out of nowhere and that cannot be planned for. The daunting “x-factor” events; the “known unknowns” as the hyper-relatable, humble, peace-loving ...

Learn how to interpret elevation drawings symbols for doors and windows and what they mean for your construction project. Get tips and tricks to make your job easier.