Author Topic: Don Hermann's 4-in-1  (Read 2177 times)

0 Members and 1 Guest are viewing this topic.

ahowell

  • Administrator
  • Sr. Member
  • *****
  • Posts: 251
    • View Profile
    • Email
Don Hermann's 4-in-1
« on: October 29, 2009, 09:12:15 PM »
"4-in-1" Vacuum Engine built by Don Hermann of Genesse, Idaho