David groen jay groen (27 risultati)

Condizione: Good. Book is in Used-Good condition. Pages and cover are clean and intact. Used items may not include supplementary materials such as CDs or access codes. May show signs of minor shelf wear and contain limited notes and highlighting.

Mass Market Paperback. Condizione: Fair.

Mass Market Paperback. Condizione: Fair.

paperback. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

Paperback. Condizione: Very Good. First Edition. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Paperback. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

paperback. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

Paperback. Condizione: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Condizione: acceptable. Mass market paperback in ACCEPTABLE condition. Book is perfectly usable, but has heavy wear or cosmetic issues which may include a cocked spine, creased spine, heavy wear, yellowed pages, price stickers, etc. Cover art may be different from that shown in photo.

Condizione: very_good.

Condizione: Very Good. 1st. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Condizione: Good. 1st. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Paperback. Condizione: Very Good. No Jacket. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.

Mass Market Paperback. Condizione: Good. Historic Oklahoma Bookstore on Route 66. Packages shipped daily, Mon-Friday.

Mass Market Paperback. Condizione: Very Good +. First Printing. First edition: February 1984, stated; cover price $2.95; page edges tinted yellow; Ballantine war fiction, about helicopter assault pilots in Vietnam. The book is square and unmarked; spine creased; some blue spots to the back wrap; sleeve protected. …

Condizione: Very good. Very good.

Paperback. Condizione: New.

Mass Market Paperback. Condizione: Near Fine. First Mass Market Paperback. Near fine. Bright and attractive mass market paperback first edition. Very nice copy.

Paperback. Condizione: New.

Soft cover. Condizione: Fine. 1st Edition.

Condizione: New.

Condizione: New.

Paperback. Condizione: New.

Mass-market paperback. Condizione: Fair. Glued binding. Inscribed by Jay Groen on t-p. [6], 280, [2] pages. Signed by author. Cover has some wear, soiling, and is missing part at the top front corner. Some page discoloration. Groen Brothers Aviation, Inc. is an American autogyro research and development company based in Salt Lake City, Utah. The company was founded in 1986 by David Groen and his late brother Jay Groen. David Groen remains the company Chairman, President and CEO. In 2001, Time magazine listed GBA's Hawk Gyroplane as one of their featured "Inventions of the Year." The company holds three US patents and several international patents associated with their variable pitch rotor system. Following the first flight of their proof-of-concept aircraft in 1987, the company flew several larger prototype autogyros during the 1990s. In September 1999 the company flew their first piston-engine powered prototype of the four-seat Hawk 4. The turbine-engined prototype first flew in July 2000, with a Rolls-Royce 250 420 hp (313 kW) turboprop engine and was the world s first turbine powered gyroplane. First edition. First edition [stated]. Presumed First printing.…

paperback. Condizione: Good. Signed. 2nd printing, 1984. Signed by both Authors on Title page, Jay and David Groen. Names only, no inscription. Book in Fair condition. Binding reinforced with acid free tape. Foxing to covers. Historic Oklahoma Bookstore on Route 66. Packages shipped daily, Mon-Friday. …

Condizione: New. Print on Demand.

Paperback. Condizione: New.