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  2. Lookout trees in Kaibab National Forest - Wikipedia

    en.wikipedia.org/wiki/Lookout_trees_in_Kaibab...

    The lookout trees in Kaibab National Forest are the survivors of a system of improvised fire lookout towers that used tall, straight trees as vantage points. The practice of using trees as lookouts was widespread in the western United States during the early 20th century, as there was no need to build a foundation or to pack and assemble a tower structure.

  3. Ladder - Wikipedia

    en.wikipedia.org/wiki/Ladder

    An extension ladder. A ladder is a vertical or inclined set of rungs or steps commonly used for climbing or descending. There are two types: rigid ladders that are self-supporting or that may be leaned against a vertical surface such as a wall, and rollable ladders, such as those made of rope or aluminium, that may be hung from the top.

  4. John H. Balsley - Wikipedia

    en.wikipedia.org/wiki/John_H._Balsley

    John H. Balsley (May 29, 1823 – March 12, 1895) was a master carpenter and inventor, inventing a practical folding wooden stepladder and receiving the first U.S. patent issued for a safety stepladder in the year. He was born in Connellsville, Fayette County, Pennsylvania to George H. and Sarah (Shallenberger) Balsley. His father was also a ...

  5. Tower Ladder (Devils Tower National Monument) - Wikipedia

    en.wikipedia.org/wiki/Tower_Ladder_(Devils_Tower...

    The Ladder at Devils Tower was first constructed and used in 1893 by William Rogers and Willard Ripley to publicly ascend Devil's Tower. Two years later Roger's wife Linnie ascended the tower via the ladder, one of a total of about 215 who have used the ladder. The last use was by Babe "The Human Fly" White in 1927. [2]

  6. Stairs - Wikipedia

    en.wikipedia.org/wiki/Stairs

    Stairs may be straight, curved, or may consist of two or more straight pieces connected at angles. Types of stairs include staircases (also called stairways) and escalators . Some alternatives to stairs are elevators (also called lifts), stairlifts , inclined moving walkways , ladders , and ramps.

  7. Govee Permanent Outdoor Lights review: Last time up the ladder!

    www.aol.com/lifestyle/govee-permanent-outdoor...

    One last time up the ladder: Govee's wonderful weatherproof LEDs stay put once installed and bathe your house in festive lighting. The challenge right now is actually buying them; the kits have ...

  8. Lu Ban - Wikipedia

    en.wikipedia.org/wiki/Lu_Ban

    The Lu Ban lock— a toy made of six interlocking wooden sticks using mortise techniques. [ 8 ] Other inventions were also attributed to him, such as a lifting implement to assist with burial, [ 9 ] a wooden horse carriage and coachman, [ 10 ] a pedal-powered cycle, [ 11 ] and other woodworking mentioned in various texts, which thereafter led ...

  9. Arthur Koehler - Wikipedia

    en.wikipedia.org/wiki/Arthur_Koehler

    Koehler's particular research interest in the identification, cellular structure and growth of wood gave him the specific training and abilities necessary for the careful examination of the ladder which had been used by the abductor of Charles Lindbergh Jr., aged twenty months, and the tracing of the ladder to a company in McCormick, South ...

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