Description: This is an illustrated history of Frank N. Piasecki and his, at the time, advanced, unique and innovating tandem-rotor H-21 helicopter.
Pub Date: October 31, 2007
Lexile Code: 0000
Target Age Group: NA to NA
Physical Info: 0.38" H x 11.00" L x 8.25" W ( 0.90 lbs) 176 pages
BISAC Categories:
Description: This is an illustrated history of Frank N. Piasecki and his, at the time, advanced, unique and innovating tandem-rotor H-21 helicopter.