Fourth avenue and 130th and 131st sts., New York city Manufacturers of

PORTER'S GOVERNOR,

THE ALLEN BOILER, AND

STANDARD STRAIGHT EDGES, SURFACE PLATES, AND

ANGLE PLATES.

Four first premiums were awarded to us at the Fair of the American

Institute, 1870.

Send for our illustrated circular.

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_L. W. POND--NEW TOOLS._