d hence no Our illustrations represent an improved form of tree box radiation from that portion of the pipe exposed to the air, which, it is claimed, is much cheaper and also more dura- except as the contained air becomes heated by contact with ble than the rough devices ordinarily employed. The… … densation falls to the bottom of the base, ing or supporting the former. and exits under the partitions of the dis- It will be observed that, the box being charge pipe. bolts to yield, and the rail, still held by the outer spikes, For low pressure orexhauststeam, this radiator is claimed corners,…
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