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2. North American railroad signals - Wikipedia

   en.wikipedia.org/wiki/North_American_railroad...

   The first signals employed on an American railroad were a system of flags used on the Newcastle and Frenchtown Turnpike and Rail Road in the 1830s. The railroad then developed a more effective system consisting of wooden balls, painted red, white or black, and hoisted up or down a pole on a rope-and-pulley system.

3. Wigwag (flag signals) - Wikipedia

   en.wikipedia.org/wiki/Wigwag_(flag_signals)

   The black flag was used against a background of snow. [16] The two foot flags, called action flags, were used in situations where the signalman needed to stay under cover from enemy fire or wished to signal less obtrusively. [17] Each flag had a number of ties or tapes sewn along the hoist edge.

4. Siege of Fort Pulaski - Wikipedia

   en.wikipedia.org/wiki/Siege_of_Fort_Pulaski

   The 13-inch mortars placed less than 10% rounds on target. [58] However, Federal fire proved effective from Parrott and James rifles, and working columbiad guns. There ensued a lull from the fort, but the Confederate gunners re-opened an energetic counter battery duel that required the Parrotts to give up their wall assignment and concentrate ...

5. News, Politics, Sports, Mail & Latest Headlines - AOL.com

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

6. Griswold Signal Company - Wikipedia

   en.wikipedia.org/wiki/Griswold_Signal_Company

   In 1927, Griswold introduced the rotating banner signal. This was a unique combination of highway flasher and rotating stop sign (similar to a school bus stop sign). An approaching train would trigger not just the requisite red flashing lights and bells, but a mechanism that rotated a yellow stop sign ninety degrees to face traffic as well.

7. Homelessness rates jumped by double digits in 2024 as ...

   www.aol.com/homelessness-rates-jumped-double...

   Two people experiencing homelessness, Tonya and Troy, vacate private property being used as a homeless encampment with the assistance of New Philadelphia Police officers on April 5, 2024, in New ...