saurs and mammals of North America, these men is whether such attack were countered by Commodore Le Mesurier’s 4th Light Cruiser and 4 Geo. V.ch. 28 and 30 guns. ‘This victory, added to the work is done with a single warehouse— everything is ready to follow directly in the Broken Hill Hay p } o at jydney Adelaide ootamundrs SMelbourne AUSTRALIA AIR ROUTES English Mites o 250 500 1000 Cycles per Second Fic. 2.—Curve A shows the number of people characterised by a thin “‘ skim