ANNUAL VARIATION OF TMtMAGNETIC DECLINATION. 



in IV V VI Sralc 2 In. k . I Muiulr 



nLtSS "R.IA .VOL TXT1. 



SCIEirCE PLAIEia 

 I 



Jan. Jii. Mar. .ipr Viv Jim' Julii . lufi .<</>! tlu . ,15r. Jttc. 



