5I*»W 50" 49" 



45"»W 



46''N 



45* 



44* 



4 3" 



42* 



4r — 



46'N 



5I'W 50 



45"W 



KiciKK 4. Sen suifiKf dyniiiiilc topoK'nipliy n-hitlve to KKXJ (lf<-ll)af.s, fiuni diitn (■<illHct«'d by CCC KVKIIGRKEN, 

 ■^-^^> April. OcciitioKrapliU' staliiiii piiNiflims arc indlcatt'd and stuticiii iiiiiiili.Ts an- u'ivcii at tiiniint; pdiiits. 

 Heuds of aridws iiidicatt' dlrectimi of «<M;slroplilc ciirretit. 



12 



