. Scientific American Volume 92 Number 11 (March 1905). you will find what youwant in an instant in a more condensed chapter relating to patents, trademarksand copyrights is a thorough one and aims togive inventors proper legal aid. The chapteron manufactures deals with most interestingfigures, admirably presented for chapterdealingowith Mechanical Movementscontains nearly three hundred illustrations,and they are more reliable than those publishedin any,other book they are operative. Weightsand measures occupy a considerable section ofthe book, and are indispensable for
. Scientific American Volume 92 Number 11 (March 1905). you will find what youwant in an instant in a more condensed chapter relating to patents, trademarksand copyrights is a thorough one and aims togive inventors proper legal aid. The chapteron manufactures deals with most interestingfigures, admirably presented for chapterdealingowith Mechanical Movementscontains nearly three hundred illustrations,and they are more reliable than those publishedin any,other book they are operative. Weightsand measures occupy a considerable section ofthe book, and are indispensable for purposes ofreference. Sixty years of -experience alonehave made it possible for the publishers of theScientific American to present to the pur-chasers^! this book a remarkable aggregationof information. The very wide range of topicscovered in the Scientific American ReferenceBook may be inferred by examining the tableofcontents. sent free on request. Remit $ andthe book will be promptly mailed. Send to day. Scientific American Reference Book. 427. Copyright, 1904, by Munn A Co. MECHANICAL MOVEMENTS. REDUCED FACSIMILE PAGE 427. MUNN CSL CO.,.Publishers, Scientific -Ameijican Office, 361 Broad-way, N. Y. 234 Scientific American. March 18, 190; Hydrozone Cures Sore Throat A Harmless Antiseptic. Endorsed by the medical ten cents to pay postage onfree trial bottle. Sold by Lead-ing Druggists. Not genuine unlesslabel bears my signature : Dept. U,63 Prince St., N. Y. Write for free booklet on Rational Treat-ment of Disease. \i\m Mm \r^~w fltaOCt*^1 £« mill STUDY ITS MERITS UNDERWOOD1 WRITING IN SIGHT Saves one-quarter ol your employees time-Adds 25% to your typewritingand office Saves its cost within one year in any busy office. J | Once tried, always used^| 1 UNDERWOOD TYPEWRITER CO, 241 Broadway, New Specially adapted lor use with the UnitBook-keeping System. THE SUN TYPEWRITER for those who desire to produce the most perfect type-writing RE
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecthotwater, bookyear190
