strations, the window may be to keep them solid. The wire cable was again wrapped bolting belts of }4 inch steel between the collars and easily raised and lowered, and the fastener made to tightly around this flush with the bearings. The ship also on the sides of the collars ; % inch wire cable was… … resents the device in perspective, and ration of liquid air nitrogen boils off Fig. 2 shows it in section. In the THE BROKEN SHAFT OF THE HECLA. first. Consequently the liquid is con- parting bead, just above the top of tinually becoming richer in that con- the lower sash, is secured a hanger,…
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