Produced by David T. Jones [Illustration: Issue Title] THE NEW YORK SCIENTIFIC AMERICAN A WEEKLY JOURNAL OF PRACTICAL INFORMATION, ART, SCIENCE, MECHANICS, CHEMISTRY, AND MANUFACTURES. NEW YORK, SEPTEMBER 26, 1846. * * * * * SCIENTIFIC AMERICAN _Published Weekly at_ 128 _Fulton Street_, (_Sun Building_,) _New York_. BY MUNN & COMPANY. RUFUS PORTER, EDITOR. TERMS.--$2 a year--$1 in advance, and the remainder in 6 months. [Symbol: right Index] _See Advertisement on last page_. * * * * * CONTENTS. Nature's Image of Washington 1 The Viol Seraphine* 1 An Eclipse in Arabia 1 Giving Credit 1 The Bowie Knife and its Inventor 1 Forests and Streams 1 Prussian Music 1 Philosophy 1 Polite Preaching 1 Pure Air 2 The Deerfield (N. H.) Phenomena 2 Extraordinary Instance of Gambling 2 Gen. Taylor's Patriotism 2 The Columbian Magazine 2 A Mountain In Labor 2 The Pope's Will 2 Improved Railroad 2 Sageisms 2 As Good as Cash 2 How Very Hot It Is 2 California Farming 2 Diversification of Language 2 "Keep that Testament In your vest pocket, over your heart." 2 Temperance in the Army 2 Modes of Raising Ponderous Articles 3 Information to persons having business to transact at the Patent Office 3 The Regulator(?)* 3 A Remarkable Mineral Spring 3 Cool Forethought 3 It May Be So 3 Howe's Sewing Machine 4 Steering Apparatus 4 Electro-Magnetic Boat 4 Improvement in Boats 4 Casting Iron Cannon by a galvanic Process 4 New Shingle Machine 4