Robert Boyle invented a vacuum pump & discovered that this does not travel in a vacuum
... An account of Boyle's work with the air pump was 
published in 1660 under the title New Experiments Physico-Mechanicall, 
Touching the... [DOC] [TLE] Otto von Guericke - Wikipedia [PAR] Otto von Guericke (originally spelled Gericke, German pronunciation: [
ek]) (November 20, 1602  May 11, 1686 (Julian calendar); November 
30, 1602  May 21, 1686 (Gregorian calendar)) was a German scientist, inventor, 
and politician.