incandescent display
111Railway semaphore signal — One of the earliest forms of fixed railway signal is the semaphore. These signals display their different indications to train drivers by changing the angle of inclination of a pivoted arm . Semaphore signals were patented in the early 1840s by… …
112Montague Island Light — Montague Island Light …
113Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta …
114Garnet — For other uses, see Garnet (disambiguation). Garnet General Category Nesosilicate Chemical …
115Flash (photography) — The furious wing action of a Hummingbird Hawk moth is frozen by flash. The flash has given the foreground more illumination than the background. See Inverse square law A flash is a device used in photography producing a flash of artificial light… …
116Hearthstone Historic House Museum — Infobox nrhp name = Hearthstone Historic House Museum nrhp type = caption = location = Appleton, Outagamie County, Wisconsin, USA nearest city = lat degrees = lat minutes = lat seconds = lat direction = long degrees = long minutes = long seconds …
117Timeline of electromagnetism — The timeline of electromagnetism, that is the timeline of the human understanding of electromagnetic forces, dates back over two thousand years ago. It lists, within the history of electromagnetism, the associated theories, technology, and events …
118Lava lamp — An original Mathmos Astro lava lamp. For other uses, see Lava (disambiguation). A lava lamp (or Astro lamp) is a decorative novelty item that contains blobs of colored wax inside a glass vessel filled with clear liquid; the wax rises and falls as …
119light — Synonyms and related words: ASA scale, Anschauung, British candle, Hefner candle, Mickey Mouse, Paphian, Scheiner scale, Very flare, abuse, accented, account, acquaintance, active, aerial, aeriform, aery, agile, airish, airlike, airy, alabaster,… …
120Hewlett-Packard — Coordinates: 37°24′49″N 122°08′42″W / 37.413579°N 122.14508°W / 37.413579; 122.14508 HP red …
