TY  - BOOK
AU  - Hannavy,John
TI  - THE GOVERNOR : : CONTROLLING THE POWER OF STEAM MACHINES / 
SN  - 9781399090889
U1  - 621.197 23
PY  - 2021///
CY  - Barnsley : 
PB  - Pen and Sword Transport, 
KW  - Governors (Steam-engine)
N2  - THE FIRST BOOK TO EXPLORE THE HISTORY OF THE CENTRIFUGAL GOVERNOR -AN EARLY ENGINE MANAGEMENT SYSTEMILLUSTRATED WITH OVER 200 PHOTOGRAPHS, ENGRAVINGS, PLANS AND DIAGRAMSFROM CHRISTIAAN HUYGENS' FIRST ESSAYS ON CENTRIFUGAL FORCE IN 1673, THE BOOK SPANS MORE THAN 250 YEARS OF THE SPINNING BALLS'
ER  -