Journal of the Franklin Institute, Volume 189
Pergamon Press, 1920 - Electronic journals
Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. 
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acid American amount Annual answers apparatus appears applied average binocular Bureau carbon carried Catalogue cause cent changes closed coal Company concentration considerable construction containing curve Department determined direction effect electric Engineering experiments exposure fact field figures FRANKLIN gasoline given gives glass greater heat illustrations important increase indicated industry Institute iron Journal less light limit machine manufacture March material maximum means measured mechanical meeting metal method mineral Mines object observer obtained occur Office operation period Philadelphia physical pitcher plants plate position possible practical present pressure production range received Report shown signals solution speed square standard stations steel stress surface Table temperature tion tube United various volume weight wire
Page 602 - The Bureau of Public Roads of the United States Department of Agriculture.
Page 268 - Esq., to those workers in physical science or technology, without regard to country, whose efforts, in the opinion of the Institute, acting through its Committee on Science and the Arts, have done most to advance a knowledge of physical science or its applications.
Page 449 - That a competent officer of the navy, not below the grade of lieutenant, be charged with the duty of preparing the nautical Almanac for publication," Lieutenant Davis has been selected to superintend the work.
Page 132 - Resident members pay Fifteen Dollars each year. The payment of Two Hundred Dollars in any one year secures Life Membership, with exemption from annual dues. Stock. — Second-class stockholders pay an annual tax of Twelve Dollars per share, and the holder of one share is entitled by such payment to the privileges of membership. Privileges. — Each contributing member (including non-residents) and adult holder of second-class stock is entitled to participate in the meetings of The Institute, to use...
Page 450 - Resolved, That the Secretary of the Navy furnish, through a report of the Superintendent of the Naval Observatory, the summit levels and distances by survey of the various proposed lines for interoceanic canals and railroads between the waters of the Atlantic and Pacific Oceans ; as also their relative merits as practicable lines for the construction of a ship-canal, and especially as relates to Honduras, Tehuantepec, Nicaragua, Panama, and Atrato lines...
Page 692 - PREMIUM URIAH A. BOYDEN, ESQ., of Boston, Mass., has deposited with THE FRANKLIN INSTITUTE the sum of one thousand dollars, to be awarded as a premium to "Any resident of North America who shall determine by experiment whether all rays of light,* and other physical rays, are or are not transmitted with the same velocity.
Page 68 - Fig. 194 that at least since 1750, the date of our earliest records, and presumably, therefore, since an indefinitely distant time in the past, the two phenomena, atmospheric temperature and sun-spot numbers, have in general varied together, with, however, marked discrepancies from time to time.
Page 507 - A New Form of Vibration Galvanometer PG Agnew Vibration galvanometers are very useful in null measurements, but have not been much used in industrial laboratories on account of their being sensitive to external vibrations and requiring delicate adjustments. The present instrument, which has a sensitivity higher than other forms of the moving-iron type, but less than that of the most sensitive forms of the moving-coil type, has the advantages of sturdiness, quick responsiveness, and freedom from the...
Page 461 - ... in order to furnish data to assist in preparing the American Ephemeris and Nautical Almanac and improving the tables of the planets, moon, and stars.