31 crossing so wildly broken a gl [glacier] 15 ms [miles] of it from Bald Mtn [Mountain] me two days with a sled & baggage weighing not less than 100 lbs [pounds]. Found innumerable crevasses [that were] full of water some of them to the brim. I crossed just where in most places the ice was close pressed after descending rugged cascades & was [being] [shoved] up over an upended slope thus closing all
crevasses at the bottom leaving only the upper sun [leveled] portion open for water to collect in Vast must be the drainage from this great basin. The [waste] in sunshine must be enormous while the rains of dark weather also melt the ice & add to the volume produced by the sunshine and wind [rain]
Original journal dimensions: 8.5 x 13 cm.
Holt-Atherton Special Collections, University of the Pacific Library
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John Muir, journals, drawings, writings, travel, journaling, naturalist