rk with flexible suction and deliv- and 8 feet depth of hold, and draws but 16 inches. The ery hoses. Five years later the Van der Heides were granted vheel is 18 feet in diameter and 10 feet 6 inches wide. The trouble and delay and work injury to the bearings. an exclusive privilege, which secured… … years later Mr. Jacob Perkins introduced cop- wires are inserted in the collar to conduct per-riveted hose into Great Britain, and at the away and dissipate the heat; and in the form DEMPSEY’S COOLER FOR JOURNALS. same time brought into use an improved shown in Fig. 3, metallic disks are employed…
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