American Iron & Steel Institute
1101 17th Northwest Suite 1300
Washington, DC 20036
Telephone: 202/452-7100

"The Cordage Institute"
350 Lincoln Street East
Hingham, MA 02043
Telephone: 781/749-1016

American National Standards Institute
11 W. 42nd St., 13th Floor
New York, NY 10036
Telephone: 212/642-4900

"The Hand Tools Institute"
25 N. Broadway
Tarrytown, NY 10591
Telephone: 914/332-0040

American Petroleum Institute
Publications Department
1220 L. St. N.W.
Washington, DC 20005
Telephone: 202/682-8375

National Safety Council
1121 Spring Lake Drive
Itasca, IL 60143-3201
Telephone: 630/285-1121

The American Society of Mechanical Engineers
22 Law Drive
P.O. Box 2900
Fairfield, NJ 07007-2900
Telephone: 973/882-1167

Occupational Safety & Health Admin.
Department of Labor
200 Construction Ave. N.W. Room N 3101
Washington, DC 20210
Telephone: 202/523-1452

American Society for Testing Material
100 Barr Harbor Drive
West Conshohocken, PA 19428-2959
Telephone: 610/832-9500

U.S. Government Printing Office
Postal Code 9325
Superintendent of Documents
Washington, DC 20402
Telephone: 202/512-1800

Construction Safety Association of Ontario
21 Voyager Court South
Etobicoke Ontario, Canada M9W5M7
Telephone: 416/674-2726
800/781-2726

Wire Rope Technical Board
P.O. Box 286
Woodstock, MD 21163-0286
Telephone: 410/461-7030