Notes on historical items in Amateur Radio magazine

         Aug 70   60th Anniversary Issue
	 Aug 73   50 years of Broadcasting   Max Hull
         Aug 73   Obituary Len Crooks VK7BQ died 24/5/73
         Sep 73   Front cover photo 1920 spark TX/RX
         Nov 76   Bert Powell   spark set 1910
         Nov 76   AT5 info