Acute-angled+triangle
61hand 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… …
62Perspective (graphical) — Part of a series on …
63Problem of universals — The problem of universals is an ancient problem in metaphysics about whether universals exist. Universals are general or abstract qualities, characteristics, properties, kinds or relations, such as being male/female, solid/liquid/gas or a certain …
64Missoula, Montana — Missoula redirects here. For other uses, see Missoula (disambiguation). City of Missoula, Montana   City   Overlooking Downtown …
65Variation of the field — In heraldry, variations of the field are any of a number of ways that a field (or a charge) may be covered with a pattern, rather than a flat tincture or a simple division of the field. Contents 1 Patterning with ordinaries and subordinaries 1.1… …
66railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
67logic, history of — Introduction the history of the discipline from its origins among the ancient Greeks to the present time. Origins of logic in the West Precursors of ancient logic There was a medieval tradition according to which the Greek philosopher …
