41N. The Mint Corrected. Warming and Ventilating Farm Houses. 0 Casting in Green and Dry Sand. Expansion of Steam. Scalding HogsHow Should the Water Be Compasses in Iron Ships. INTERESTING PATENT OFFICE DECISION—IMPROVE MENTS IN MODE OF SINKING WELLS. DESCRIPTION OF THE INVENTION. WHAT GREEN DID—GENERAL SUGGESTIONS DO NOT INVALIDATE A PATENT. VANCED. WHAT SUOGETT DID—RIGTS OF ONE WHO CARRIES OCT MERE CONCEPTIONS Apprentice's Work., scientific american, 1867-02-23
41N. The Mint Corrected. Warming and Ventilating Farm Houses. 0 Casting in Green and Dry Sand. Expansion of Steam. Scalding HogsHow Should the Water Be Compasses in Iron Ships. INTERESTING PATENT OFFICE DECISION—IMPROVE MENTS IN MODE OF SINKING WELLS. DESCRIPTION OF THE INVENTION. WHAT GREEN DID—GENERAL SUGGESTIONS DO NOT INVALIDATE A PATENT. VANCED. WHAT SUOGETT DID—RIGTS OF ONE WHO CARRIES OCT MERE CONCEPTIONS Apprentice's Work., scientific american, 1867-02-23
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