ke illustrated in the annexed engraving is in- ing point. If the vapor from a boiling aqueous solution of tended to enable horses to be attached to plows and other im- salicylic acid be condensed, it readily gives the reaction of plements without using traces or whiffletrees, enabling the this… … Rufus Stratton and George Olmsted. easily stopped up by the escaping sali- For further particulars address the in- cylic acid. The double walled boiler STRATTON AND OLMSTED’S HORSE YOKE. ventors at Hazardville, Conn. used in my experiments was so large that says the editor, ‘‘ we would assemble the…
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