Time Machines -- Hands-on Historic Technology
Turn a crank or push a lever, and be part of late 19th and early 20th century mechanical progress.
Maker
Richard Wenkel
Raised on southern Minnesota farm; Agronomy and horticulture degree from U of MN: Served 2 years in army (one tour in Vietnam): 32 years in agricultural research at the U of MN: Now retired