ava in the tunnel II, 2 portion of the platform being broken away to show the securing screws or tacks. This portion of the device is beneath has been withdrawn, the roof has cooled, contract- the same. H H are supporters upon which the bail, E, rests , conveniently struck up at one operation by… … table-leaf supports so that the spring will only be upper end of the lever, E, and a projection or allowed to exert its greatest power when sup- cam capable of engaging the lever. Thesleeve, porting the leaf. C, is fitted at its lower cnd with a stop collar, Mr. Joseph C. Higgins, of New Brunswick,…
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