Show Within three years the number of horses used on street railway lines in this country has decreased from 83000 to 59000 electricity elec-tricity displacing 29000 of those four footed motors A cubic foot of silver weighs 657 pounds Tho silver in the United States treasury if melted down into a miss would make a column a foot square and sir and onehalf miles high The ocean cables of tile world now stretches over 12025Q miles Thero are 1000 cables In all nearly aU of English manufacture Most of the cables are owned and operated by private corporations corpora-tions A recent pamphlet on the railways of London states that there aro 256 railway stations within a sixmile radius of St Pauls cathedral and 391 within a twelve mile radius of the same centre There are now twentyone law firms in the United States composed of husbands and wives and there are about 200 American Ameri-can ladies who practice law in the courts or manage legal publications Tho hairspring of your watch weighs but onetwentieth of a grain per inch One milo of such wire would weigh much less than half a pound f |