Injury criteria for human exposure to impact.
Series: Advisory circular -- AC no. 21-22.
Publisher: U.S. Dept. of Transportation, Federal Aviation Administration
Published: 1985
Place of publication: Washington, D.C
Language: eng
Subjects: Survival after airplane accidents, shipwrecks, etc.; Aeronautics -- United States -- Safety measures.
Notes: Caption title.

"6/20/85."