TY  - BOOK
AU  - Davenport,William W.
TI  - Gyro!: The life and times of Lawrence Sperry 
SN  - 0684157934
AV  - TL540.S687 D38
PY  - 1978///
CY  - New York
PB  - Scribner
KW  - Sperry, Lawrence Burst,
KW  - Aeronautics
KW  - United States
KW  - Biography
N1  - Includes index
ER  -