Published in issues

■   894  - May 1966   Quarter page  

■   989  - March 1968   Quarter page  

■   993  - April 1968   Quarter page  

■   1039  - April 1969   Quarter page  

■   1045  - May 1969   Quarter page  

■   1051  - June 1969   Quarter page  

■   1060  - August 1969   Quarter page  

■   1066  - October 1969   Quarter page