American National Standard safety requirements for tree pruning, trimming, repairing, or removal
By: American National Standards Institute ; Secretariat, International Shade Tree Conference
Contributors: American National Standards Institute
Publisher: ANSI
Published: 1973
Place of publication: New York
Language: eng
Number of pages: 16
Subjects: Care of Trees; Safety measures; Pruning
Notes: "ANSI Z133.1-1972."

"Approved December 20, 1972."

Bibliography: p. 15.