In niiruj the Map, place it over the Head the top point 

 ing tow arils tJie North, and- if the Night he suffi 

 ciently (Lark and brirjht^tlie Stars may be 

 trotted occupying the position in/If ca.- 

 ted in the Map at any of the times 



JEty reckoning 



nil/ 20, inimitf.s for every 

 >, days, the Map may 

 lie ~nt.aJle to apply 

 to any other dny 

 or hour during 

 which the Stars 

 are. visible. 



03 BIPAIEfi 



VIEW THIS MONTH 

 THKIR MAGNITUDEvS. 



