TY  - BOOK
AU  - Beeler,Nelson Frederick
AU  - Branley,Franklyn Mansfield
TI  - Experiments with airplane instruments,
AV  - TL589 .B28
PY  - 1953///]
CY  - New York
PB  - Crowell
KW  - Aeronautical instruments
KW  - Juvenile literature
KW  - Aeronautics
UR  - http://www.archive.org/details/experimentswitha00beel
UR  - http://www.openlibrary.org/books/OL6115077M
ER  -