onsists in making the regulating valve in the use and operation and highly approved. ton, or 22 North Ninth street, Philadelphia, burner in the form of a hollow cone perforated Quite a number of these chimneys, we un- Penn. Tape Worm Trap. at the apex to allow of the passage of no more In the line… … diates largely into the air chamber, between James Slater, of Macon, Ga., has taken mea- whereby the great difficulty in hoisting, low- This figure illustrates an improvement in the chimney, and holes or inlets made at the sures to secure a patent for an improvement in ering, and keeping in order,…
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