All inquiries, comments, and corrections may be directed to the author at the address below. Identify yourself with your name, address and institution.
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We answer educational queries from around the world. We are happy to serve about 5,000 unique visitors downloading over 70,000 pages every week. This web site now includes over 230 book reviews on the subject, and several more references.
Due to the sheer complexity and variety of questions that are addressed to us, all technical requests from non educational institutions will be charged as a professional service.
We are able to gather technical information however related to the aspects presented in this web site, including papers, data, regulations, intelligence reports and more. We offer analysis and comments on related topics to journalists and producers (News).
For the professional and the enthusiasts we are now running a Special Course on Flight Performance. Please check this out.
Finally, because of the large number of inquiries about a printed version, we have
decided to make the entire web site available on CD-ROM at a small charge.
This version includes the complete aerospace database and other documents (25 pounds,
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