Show VORE MORE TILIX 31 MAPS US SOLD the topographic maps of the united states geological department of the interior on which ahr ili of every part of tile the countr ri represented presented Is 19 shown by contour lines are used more and more from year to year both by engi engineers neeri and by abe general public the geological survey sells these accurate and costly at about the price of af paper end caid printing disposing in tah I way vay of nearly copies a year the I 1 standard I 1 sheets which measure 10 by 20 inches are sold by the government at 10 cents a 1 single c ciby or 01 6 cents whole sale index showing the topographic 1 naps maps that have been published many lie be obtained free of cost by bi applying i the director of the Ce geological I 1 purvey washington D C |