in many typewriters, the ribbon method of providing pure oxygen to the condensed is automatically shifted from side to side. The card- steam, and the means for preventing the still’s boiling holder is provided, not with a stationary bottom, but dry. with a movable abutment which limits the distance… … A “ROCHESTER” TIME-CARD, tute to award it the John Scott meda) and the gold of registering the number of hours in which their em- premiuin. ployés have worked, long tapes are employed, upon The system has been adopted for use in the United which the time of each employé’s coming and going States…
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