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A hornbook (horn-book) is a single-sided alphabet tablet, which served from medieval times as a primer for study, [1] and sometimes included vowel combinations, numerals or short verse. [2] The hornbook was in common use in England around 1450, [ 3 ] but may have originated more than a century earlier. [ 4 ]
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Paper craft. Paper craft is a collection of crafts using paper or card as the primary artistic medium for the creation of two or three-dimensional objects. Paper and card stock lend themselves to a wide range of techniques and can be folded, curved, bent, cut, glued, molded, stitched, or layered. [ 1] Papermaking by hand is also a paper craft.
The alphorn or alpenhorn or alpine horn is a labrophone, consisting of a straight several-meter-long wooden natural horn of conical bore, with a wooden cup-shaped mouthpiece. Traditionally the Alphorn was made of one single piece, or two parts at most, of the wood of a red pine tree. Sometimes the trees would bend from the weight of snow in ...
B♭ alto — up a perfect fourth. A — up a major third. G — up a major second. E — down a minor second. E♭ — down a major second (used for horn on pitches with multiple sharps until Richard Strauss) D — down a minor third. C — down a perfect fourth. B♭ basso — down a perfect fifth. Some less common transpositions include:
One of handicrafts made by the ancient Korean people were pieces of wooden furniture such as wardrobes, cabinets and tables crafted with balance and symmetry. Later on, Korean people developed the art of using beautifully dyed ox-horn strips, and iridescent mother-of-pearl and abalone shell to decorate furniture.
The Sumerian bed was a wooden bed on a wooden frame. The bed frame was a tall head-board decorated with pictures of birds and flowers. [9] Sometimes the bed's leg would be inlaid with precious metals and shaped to look like animal's paws. [2] Some Akkadian beds had ox-hoof feet. [6]
Gabriel's horn is formed by taking the graph of =, with the domain and rotating it in three dimensions about the x axis. The discovery was made using Cavalieri's principle before the invention of calculus , but today, calculus can be used to calculate the volume and surface area of the horn between x = 1 and x = a , where a > 1 . [ 6 ]