TY  - BOOK
AU  - Hedgepeth,John M
TI  - RECENT RESEARCH ON THE DETERMINATION OF NATURAL MODES AND FREQUENCIES OF AIRCRAFT WING STRUCTURES
U1  - AGARD 
PY  - 1956///
CY  - 
PB  - North Atlantic Treaty Organization, Paris
N1  - Bound With Agard Re-31-36,38-40
ER  -