Gallows with the greatest velocity. Morteratsch Glacier, Line C. No. Of Stake Hourly Motion. 1 0.05 inch. 2 0.14 inch. 3 0.53 inch. 4 0.32 inch. 5 0.56 inch. 6 0.54 inch. 7 0.44 inch. 11 0.16 inch. Comparing the pull of gravity coincide exactly with the increase.