The Helmet Update
Vol. 8, No. 3 - November, 1990
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This one is available in .pdf format.
The Helmet Update - Bicycle Helmet Safety Institute
Randy Swart, Editor
4611 Seventh Street South
Arlington, VA 22204-1419 USA
(703) 486-0100 (voice)
(703) 486-0576 (fax)
www.helmets.org