HOLMES &@ NARVER ENGINEERS JOB N°.640 ABSTRACT OF DIRECTIONS STATION NaorRTH Base COMPUTED BY L SW. DATE inst. Wild T-2 opseRvVEeR.__A FC. CHECKED BY_™.£- “7. POSITION STATIONS Coral a a | i 0.00 | 474 2 |0.00 | 496 3 0.00 46.1! | | 2 eg : ~ 7| 4 0.00 ' 490 | 5 0.00. 50.2. 6 0.00 485 7 |0.00 . 8 0.00 MEAN OBSERVED Pitraai INITIAL SUM Nov. 39,/949 | ; >i 9. 48.5 — wo ee : | pt CORR. FOR ECC. oe . | —— | |CDIRECTION, ==#99 7G