Inquiry No. 803.-For dealers in small bevel gear wheels in large quantities and of special dimensions. Inquiry No. 804.--For a bluer run by crude petro leum gas or gasoline. inquiry No. SOZ).-For manufacturers of novelties. Inquiry No. 806.--For machinery for the manu facture Of macaroni. Inquiry No. 80).-For a machine for antomatle ally cutting and shaping sticks. hand core drills. Inquiry No. 810.-For bluing in dry paper form in quantities. regulators attached to the meter to control pressure. Inquiry No. S12.-For manufacturers of can label. tug machines Inquiry No. SI 3 .-For manufacturers af sponge in sheets or shapes to order HINTS TO CORRESPONDENTS. Nampa and Address must accompany all letters or no attention will be paid thereto. This is for our information and not for publication. References to former articles or answers should give (tat- of paper and page or number of question. Inquiries not answered in reasonable time should be repeated; correspondents will bear in mind that some answers require not a little research and though we endeavor to reply to all either by letter or in this department each must take his turn. Buyers wishing to purchase any article not adver tised in our columns will be furnished with addresses of houses manufacturing or carrying the same. Special Written Information on matters of personal rather than general interest cannot be expected without remuneration. Scientific American Supplements referred to may be Books referred to promptly supplied on receipt of price. Minerals sent for examination should be distinctly marked or labeled. NEW BOOKS ETC. INDEX OF INVENTIONS Nee note at end of list about copiesof these patentS.1 Acid and making same rhodamin sulfonic C. Hoffmann 675216 Acid making phenylglychcortho-carboxilie Homolka & Hubner 675217 Aging liquors E. A. Spink 675043 Air brake J. Guinan Air brake coupling McDougall & Perrie (617755::137283 675100 Air brake system A. H. and A. W. Mayes 674977 Air mixer and regulatin
Keywords:
Inquiry No, 803.- dealers, small bevel gear wheels, large quantities, special dimensions, Inquiry No, 804.--, bluer run, crude petro leum gas, gasoline, inquiry No, SOZ, .- manufacturers, novelties, Inquiry No, 806.-- machinery, manu facture, macaroni, Inquiry No, 80, .-, machine, antomatle ally cutting, shaping sticks, hand core drills, Inquiry No, 810.- bluing, dry paper form, quantities, regulators attached, meter, control pressure, Inquiry No, S12.- manufacturers, label, tug machines Inquiry No, SI 3 .- manufacturers af sponge, sheets, shapes, order HINTS, CORRESPONDENTS, Nampa, Address must accompany, letters, no attention will, paid thereto, our information, publication, References, former articles, answers should give, tat-, paper, page, number, question, Inquiries, answered, reasonable time should, repeated, correspondents will bear, mind, answers require, little research, though, endeavor, reply, letter, department, must take, turn, Buyers wishing, purchase any article, adver tised, our columns will, furnished, addresses, houses manufacturing, carrying, Special Written Information, matters, personal, general interest cannot, expected, remuneration, Scientific American Supplements referred, Books referred, promptly supplied, receipt, price, Minerals, examination should, distinctly marked, labeled, NEW BOOKS ETC, INDEX, INVENTIONS Nee note, list, copiesof, patentS.1 Acid, rhodamin sulfonic C, Hoffmann, 675216 Acid, phenylglychcortho-carboxilie Homolka & Hubner, 675217 Aging liquors E, A, Spink, 675043 Air brake J, Guinan, Air brake coupling McDougall & Perrie, (617755, 137283 675100 Air brake system, H, A, W, Mayes 674977 Air mixer, regulatin, science, scientific, sciences, mind, health, tech, sustainability, publication, lab, sciam, sa, scientist, research, american, experiment, education, discovery, technology, analysis, magazine, u.s., insights, developments, weekly, broadsheet, inventor, innovation, inventions, patented, industrial revolution, emerging, trends, monthly magazine, united states, engravings, curious works, paper, discover, Scientific Paper, Weekly Journal, Practical Information, Art, Science, Mechanics, Chemistry, Manufactures, research, education, scientist, innovation, 19th century, vintage, america, Rufus M. Porter, 1845, journal, academic, newspaper illustrations, retro style, old-fashioned, media illustrations, victorian style, news, newspaperheadline, 19th century style, illustration, journalism
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