Show Wood Testing Researchers are now using sonic methods to test wood without de de- destroying destroying de- de destroying it These exacting methods can permit safer construction of aircraft frames ladders and scaffolds Commercial Fertilizers The use of commercial fertilizers should hould be thought of as only one of many practices in developing a good soil management system on the farm product By-product of Trapping Carcasses of f large beavers have sold for as much as 2 each rac raccoon I coon for 1 and opossum for 50 Some trappers cut the carcasses and sell the meat for 20 a pound Moon Within Range Even the moon is within range as was proved in 1946 when scientists scientists scientists of the U. U S. S army signal corps timed the round trip of radio waves bounced off the surface of that hat t hatI h a t tI I celestial celE body for the first time |