pubs.usgs.govunited states department of the interior geological survey f f x 4620 —0.65...
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Transcript of pubs.usgs.govunited states department of the interior geological survey f f x 4620 —0.65...
![Page 1: pubs.usgs.govunited states department of the interior geological survey f f x 4620 —0.65 explanation 65 85 s 85 approximate mean declination, 1963 80 f 80](https://reader034.fdocuments.us/reader034/viewer/2022042207/5ea9ed39337a82087e34ce61/html5/thumbnails/1.jpg)