Section:
Other used books about sciences, manuals and trades
Description
Mientras la Fuerza Aérea de los Estados Unidos negaba al pueblo americano que los OVNIS pudieran «tomarse en serio», realizaba una investigación secreta e intensiva de todos los informes sobre «objetos no identificados».
Esas investigaciones fueron realizadas por per sonal responsable de la Fuerza Aérea y por prestigiosos científicos civiles.
Cuando las conclusiones no apoyaban la posición oficial, se suprimian los descubrimientos.
Ahora esos descubrimientos son por primera vez publicados.
If you are looking for a same or a similar one, we can help you
What is a pricing guide?
The Pricing Guide is a guide of sold lots. An exclusive and free service for the community of users of todocoleccion.
The Pricing Guide helps you to know the market value of the objects of art, antiques, books and collectibles by showing all the sales transactions carried out since 2000 in todocoleccion and it is updated with new prices (data) of items sold in real time.
You can know the question of how much it costs or how much an object is worth from a few euros to many thousands: it contains millions of references of auctions and sales made successfully in todocoleccion.
It is essential for collectors, appraisal and valuation of art objects, antiques, books and collectibles.
Español
English
Deutsch
Français
Português
Italiano