OLD STYLE 'SNOW BUCKER' STRIKING A DRIFT AT FULL SPEED. WEEKLY. Vol. LXXV1INo. 2. Air ROTARY CLEARING CUT THREE-QUARTERS OF A MILE LONG. DIGGING OUT THE ENGINE OF A FREIGHT TRAIN., scientific american, 1897-07-10


OLD STYLE 'SNOW BUCKER' STRIKING A DRIFT AT FULL SPEED. WEEKLY. Vol. LXXV1INo. 2. Air ROTARY CLEARING CUT THREE-QUARTERS OF A MILE LONG. DIGGING OUT THE ENGINE OF A FREIGHT TRAIN., scientific american, 1897-07-10


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