ring in many ways and requires no trial, which most other inventions two distinct flames—either concentrated or diffused. | may be considered the best form of this kind of It is convenient in size, simple in its construction, do, besides it is portable. engine. The engines which have and it is… … minates in an ordinary tip, G, there is really little to say further BIRKEY’S GAS HEATER. which is central witb, but situ- than that there has been little or ated below the flaring mouth, a, ot the tuve, B. On no improvement ofa permanent character that has For further information address J.…
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