9.15 P.M.—Good gallop over grass; rolling ground up and down.
⊙ V. Crossed rivulet south of farm, and reached Grímstaðir farm, 9.45 P.M.
Second stage, fast; 2 hours 30 min. = 12 miles. Total, 5 hours 30 min., half-slow, half-fast = 22 direct geographical miles.
Paid guide, $1; he wanted $2. Will gallop back in two hours.
Morning hot and dry; sun oppressive; in afternoon, cool and cloudy air. About 8 P.M., cold east wind; hands numbed. In evening, dense cloud, like ice-fog, rose from the horizon and covered the sun.
Aneroid, 28·88; thermometer, 52°. Next morning, aneroid, 28·72; thermometer, 59°.
Grímstaðir to Mý-vatn.
August 6.
General direction, nearly due west. Took sights, and farmer gave names:
1. Jörundr, bare cone of Palagonite, which we shall leave to right, or north, 334° mag.