"ST/SG/AC.10/1/Rev.22 (Vol.I)"--Title page of volume 1
"ST/SG/AC.10/1/Rev.22 (Vol.II)"--Title page of volume 2
"Sales number: E.21.VIII.3"--Title page verso of volume 1 and 2
"This publication has been prepared by the secretariat of the United Nations Economic Commission for Europe (UNECE) which provides secretariat services to the Economic and Social Council's Committe of Experts"--Introduction