observed sectional trial

  • 71hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …

    Universalium

  • 72Chester Arthur: State of the Union, 1882 — ▪ Primary Source       It is provided by the Constitution that the President shall from time to time give to the Congress information of the state of the Union and recommend to their consideration such measures as he shall judge necessary and… …

    Universalium

  • 73Three-drum boilers — Three drum boiler, casing removed …

    Wikipedia

  • 74IUD with progestogen — IntraUterine System (Mirena) Background Birth control type Intrauterine First use 1990 (Mirena currently available) 1976 (Progestasert discontinued in 2001) Failure rates (first year, Mirena) Perfect use 0.2% …

    Wikipedia

  • 75WORLD JEWISH ASSOCIATIONS — This article is confined to organizations that encompass Jews and Jewish activities cutting across the borders of various countries. Associations of this nature have existed for more than a century. Among the histories of dispersed communities of …

    Encyclopedia of Judaism