Jökull - 01.12.1964, Side 4

travers, 33 km long; the closure error in alti-
tude was 3 meters over a tinre interval of 10
hours.
The instrument used was the Worden Geode-
tic Gravity Meter No. 68 of the State Electricity
Authority, Reykjavík.
62
JOKULL 1964