- A restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914. 2.
- A restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914. 5.
- Brad's restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914. 4
- A restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914. 3.
- Brad's restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914.
- A restored Schwarze Electric Company Bell from patent number 1,180,445, circa 1914.
- PATENT NUMBER 1,180,445
- PATENT NUMBER 1,180,445. CIRCA 1914.
- PAGE 13. AIRCRAFT ENGNE CONTROL SYSTEM HISTORY PROJECT.
- PAGE 12
- PAGE 11
- PAGE 10
- PAGE 9
- PAGE 8
- PAGE 7