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  2. Lewis (lifting appliance) - Wikipedia

    en.wikipedia.org/wiki/Lewis_(lifting_appliance)

    Lifting the stone a small distance from the ground before hoisting is the best way to test a lewis. Any sign of looseness or damage should be corrected by adjusting the lewis hole or packing the lewis with metal shims. To bed a stone using a lewis, the stone is placed on dunnage laid flat with enough clearance for a mortar bed to be placed ...

  3. Mason's mark - Wikipedia

    en.wikipedia.org/wiki/Mason's_mark

    Conversely, the masons responsible for walling the eastern parts of Exeter Cathedral were paid by the week, and consequently few banker marks are found on this part of the cathedral. Banker marks make up the majority of masons' marks, and are generally what are meant when the term is used without further specification.

  4. Category:Stonemasonry tools - Wikipedia

    en.wikipedia.org/wiki/Category:Stonemasonry_tools

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  5. List of earliest tools - Wikipedia

    en.wikipedia.org/wiki/List_of_earliest_tools

    Stone tools Sterkfontein Member 5 [51] 1.1-1.6 South Africa Southern Africa Stone tools, Homo and Paranthropus remains Barranco León [52] 1.2-1.4 Spain Western Europe Stone tools, animal bones, bone flakes Bois de Riquet US 2 [53] [54] 1.2 France Western Europe Stone tools Wolo Sege, So'a Basin [55] 1 Flores, Indonesia Island Southeast Asia

  6. Masonic ritual and symbolism - Wikipedia

    en.wikipedia.org/wiki/Masonic_ritual_and_symbolism

    Freemasons, as speculative masons (meaning philosophical rather than actual building), use this symbolism to teach moral and ethical lessons, such as the four cardinal virtues of Fortitude, Prudence, Temperance, and Justice, and the principles of "Brotherly Love, Relief (or Morality), and Truth" (commonly found in English language rituals), or ...

  7. Projectile point - Wikipedia

    en.wikipedia.org/wiki/Projectile_point

    Scientific techniques exist to track the specific kinds of rock or minerals that were used to make stone tools in various regions back to their original sources. As well as stone, projectile points were also made of worked wood , bone , antler , horn , or ivory ; all of these are less common in the Americas.

  8. Use This Age Chart to Date Your Vintage Ball Mason Jars - AOL

    www.aol.com/age-chart-date-vintage-ball...

    Whether you use them for home decor or canning, Mason jars are the most simple (and iconic) kitchen storage.They’ve been around for 100+ years and are still going strong! Not only do they have a ...

  9. Bush hammer - Wikipedia

    en.wikipedia.org/wiki/Bush_hammer

    The bush hammer is the patented title for this tool but has also been called different names over the years. The other most common name was the patent hammer which is described to have the same features and was used around the same time of the bush hammer. Another name this tool can go by is the axe hammer.