Whirlybirds
| Author | : Jay P. Spenser |
| Publisher | : |
| Total Pages | : 497 |
| Release | : 1998 |
| ISBN-10 | : 0295976993 |
| ISBN-13 | : 9780295976990 |
| Rating | : 4/5 (990 Downloads) |
Book Synopsis Whirlybirds by : Jay P. Spenser
Download or read book Whirlybirds written by Jay P. Spenser and published by . This book was released on 1998 with total page 497 pages. Available in PDF, EPUB and Kindle. Book excerpt: Study of the lives and work of four Americans--Igor Sikorsky, Frank Piasecki, Arthur Young, and Stanley Hiller, Jr.--who, working independently but concurrently, developed the helicopter in the 1940s. Discusses the confluence of entrepreneurship, corporate practices, and government influence and fi
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