310 



CARNEGIE INSTITUTION OF WASHINGTON. 



Table 1. — Magnetic declinations and chart corrections observed on the Carnegie from Long 

 Island Sound to HamTnerf est, Norway, and to Reykjavik, Iceland, and thence to Brooklyn, 

 New York, June to October, 1914.^ 



^Minus sign indicates west declination, and plus, east declination. The chart-values were 

 those scaled from the following isogonic charts: British Admiralty No. 2598 for 1912; Reichs 

 Marine Amt. No. 383 (Tit. XIV, No. 1) for 1915, and beyond its limits, Tit. XIV, No. 2, for 1910; 

 U. S. Hydrographic Office No. 2409 for 1910. The scaled values were corrected for secular change 

 according to the data given on the charts themselves. 



