Technical Reports. The technical reports index lists aviation research reports from 1961 to the present and is available in full-text Adobe PDF format for viewing and downloading. Four "Age 60" reports are also available for on-line viewing or dowloading in the Adobe PDF format.

• Full-text reports of all technical reports are available for downloading or viewing in Adobe PDF format.
• Abstracts of technical reports are available from 1990 to the present.
• The subject index covers 1961 through 2002.
• Hard-copy text of these reports may be purchased through the National Technical Information Service, Springfield, VA 22161; phone: 800-553-6847; E-mail queries: info@ntis.fedworld.gov.

Federal Air Surgeon's Medical Bulletin. Current and back issues of this quarterly newsletter are available for viewing and downloading at this site. Also available are archives of case studies, special reports, and editorials by the Federal Air Surgeon.

Pilot Safety Brochures are prepared for both general aviation and commercial pilots to acquaint them with the physiological challenges of the aviation environment so they can be better prepared to cope with them.