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The barber's pole is commonly found outside barber shops. In 1929, psychologist J.P. Guilford informally noted a paradox in the perceived motion of stripes on a rotating barber pole. The barber pole turns in place on its vertical axis, but the stripes appear to move upwards rather than turning with the pole. [3]
In Europe, barber poles are just red and white—reminiscent of the poles from the Middle Ages. There are a couple theories about why the United States added blue to its design. Some say it ...
A software rendering of a spinning barber pole Barber pole, c. 1938, North Carolina Museum of History Barber shop in Torquay, Devon, England, with red and white pole. A barber's pole is a type of sign used by barbers to signify the place or shop where they perform their craft.
By Brian Bakst ST. PAUL, Minn. -- Friendly arguments aren't hard to find in a barbershop, but try cutting in on a hallowed symbol -- that red, white and blue pole -- and it may be time to hide the
Haemonchus contortus, also known as the barber's pole worm, is a very common parasite and one of the most pathogenic nematodes of ruminants. Adult worms attach to abomasal mucosa and feed on the blood. This parasite is responsible for anemia, oedema, and death of infected sheep and goats, mainly during summer in warm, humid climates. [2]
From barber poles, artwork and signs, to chairs, razors, shaving mugs and other artifacts and tools of the trade, the galleries display thousands of fastidiously maintained barbershop items from ...
FAMACHA being implemented. FAMACHA (FAffa MAlan CHArt) is a selective treatment method for controlling the level of parasitic barber's pole worm (Haemonchus contortus, also known as twisted wireworm) among domesticated small ruminant populations.
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