Set up, printed and bound 
in Australia by 
Halstead Press Pty Limited, 
9-19 Nickson Street, Sydney 
194 7 
Registered in Australia for 
transmission through the 
post as a book 
First Edition - - - - December 
Second Edition December 
Third Edition ------ April 
Fourth Edition - - - - January 
Fifth Edition May 
Sixth Edition ----- August 
Seventh Edition - - - - August 
Eighth Edition ------ July 
Ninth Edition ------ April 
Tenth Edition ------ July 
Eleventh Edition - - - - August 
Twelfth Edition ------ July 
1981 
1981 
1932 
1938 
1985 
193 7 
1939 
191,0 
1943 
1944 
1946 
194 V 
