Dating is an estimate from www.ausreprints.com. An advertising strip along the bottom of most pages promotes the Superman radio show. On page 1 of the first story: "7EX presents SUPERMAN at 6.15 p.m. every MON., TUES., WED., THURS." Referenced radio stations are 7EX, 7HO, 3AW and 7HW.
House advertisement for Superboy (K. G. Murray, 1950 series).
This reprint fixes a mistake in the original where Clark Kent is addressed as Superman on page 6 panel 5. Clark Kent has been redrawn as Superman for this printing.