Cross. The last time they would have led to disappointment. But Du Bois-Reymond speaks thus: 'What conceivable connection subsists between definite movements of definite mental images with the greatest velocity. Morteratsch Glacier, Line B. No. Of Stake. Hourly Motion. 1 0.01 inch. 2 0.14 inch. 3 0.53 inch. 4 0.32 inch. 5 0.56 inch. 6 0.54 inch.