| 1943 PERCY Marine Engine Governor Patent Print |
| 1927 CARPINTER DENNIS Ship Governor Patent Print |
| 1950 HAYDON Motor Speed Governor Patent Print |
| 1922 THOMAS Marine Engine Governor Patent Print |
| 1959 ROYER Governor Valve Assembly Patent Print |
| 1932 CARPENTER DENNIS Ship Governor Patent Print |
| 1938 KARELITZ GEORGE Governor Patent Print Art |
| 1932 CARPENTER Ship Governor Patent Print Art |
| 1946 MARTIN THOMAS Governor Valve Patent Print |
| 1922 ROBERT ESPIE Governor Patent Print Art |
| 1939 PIETRO Centrifugal Governor Patent Print |
| 1926 COXE Marine Engine Governor Patent Print |
| 1962 NICHOLS Helicopter Governor Patent Print |
| 1939 WILLIAM Propeller Governor Patent Print Art |
| 1938 WILLIAM Propeller Governor Patent Print Art |
| 1949 WERTH JR Propeller Governor Patent Print |
| 1943 CLAYTOR EDWARD Engine Governor Patent Print |
| 1946 ERLE MARTIN Governor Control Patent Print |
| 1931 MCABEE Sewing Machine Governor Patent Print |
| 1942 JOHN Cable Tension Governor Patent Print |
| 1940 WOODWARD Governor Mechanism Patent Print |
| 1949 CHILLSON Propeller Governor Patent Print |
| 1927 CARPINTER Ship Governor Patent Print Art |
| 1946 GEN MOTORS CORP Governor Valve Patent Print |
| 1942 HARRY LYONS Motor Governor Patent Print Art |
| 1924 THOMAS Marine Engine Governor Patent Print |
| 1946 FALK Propeller Governor Tester Patent Print |
| 1926 FARMER Speed Control Governor Patent Print |
| 1950 GEN ELECTRIC Governor Patent Print Art |