Fort Gibbon, barometric reading 30.050 in. Temp. 69.5 deg. Barometer reduced to standard temperature -.111 " ------ 29.939 in. Parker Pass, corrected barometer 17.307 in. 14,861 ft. Fort Gibbon, corrected barometer 29.939 " (-)35 " ------ 14,896 ft. Mean temperature, 56.25 deg.--approximate difference in elevation 14,896 ft. +185 " Latitude, 64 deg.--approximate difference in elevation 15,091 " +11 " At temperature of 56.25 deg.--approximate difference in elevation 15,091 " +92 " Elevation lowest, -35 deg.--approximate difference in elevation 15,091 " +11 " ------ Elevation above Fort Gibbon 15,195 ft. Elevation of Fort Gibbon 334 " ------ _Elevation above sea_ 15,529 ft. LAST CAMP Last Camp, barometric reading 15.220 in. Temp. 40 deg. Barometer reduced to standard temperature -.016 " ------ 15.204 in. Fort Gibbon, barometric reading 29.660 in. Barometer reduced to standard temperature -.120 " Temp. 73.5 deg. ------ 29.540 in. Last Camp, corrected barometer 15.204 in. 18,382 ft. Fort Gibbon, corrected barometer 29.540 " 329 " ------ 18,053 ft. Mean temperature, 56.75 deg.--approximate difference in elevation 18,053 ft. +248 ft. Latitude, 64 deg.--approximate difference in elevation 18,301 " +17 " Mean temperature, 56.75 deg.--approximate difference in elevation 18,301 " +112 " Elevation lowest, 329--approximate difference in elevation 18,301 " +16 " ------ Elevation above Fort Gibbon 18,446 ft. Elevation of Fort Gibbon 334 " ------ _Elevation above sea_ 18,780 ft. FOOTNOTE: