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2. Arago's rotations - Wikipedia

   en.wikipedia.org/wiki/Arago's_rotations

   He hung a compass-needle within rings of different materials, pushed the needle aside to about 45°, and counted the number of oscillations made by the needle before the angle of swing decreased to 10°. In a wooden ring the number was 145, in a thin copper ring 66, and in a stout copper ring it was only 33.

3. Compass - Wikipedia

   en.wikipedia.org/wiki/Compass

   A modern military compass, with included sight device for aligning. A compass is a device that shows the cardinal directions used for navigation and geographic orientation. It commonly consists of a magnetized needle or other element, such as a compass card or compass rose, which can pivot to align itself with magnetic north.

4. Iron-on - Wikipedia

   en.wikipedia.org/wiki/Iron-on

   There are primarily two types of iron-on labels: a form of material tape; and a form of vinyl similar to that used on graphic t-shirts. With the vinyl type the objective is to effectively melt the label onto the cloth so the label and garment become one, hence a permanent bond. The application of a label typically takes about 10–15 seconds ...

5. Compass (drawing tool) - Wikipedia

   en.wikipedia.org/wiki/Compass_(drawing_tool)

   Compasses are usually made of metal or plastic, and consist of two "legs" connected by a hinge which can be adjusted to allow changing of the radius of the circle drawn. . Typically one leg has a spike at its end for anchoring, and the other leg holds a drawing tool, such as a pencil, a short length of just pencil lead or sometimes a

6. Heat transfer vinyl - Wikipedia

   en.wikipedia.org/wiki/Heat_transfer_vinyl

   The layering of these types of vinyl is dependent on the type of vinyl used. Heat transfer vinyl, in sizes, ranges from small sheets to large "master" rolls, that can go up to 60" x 50 yards. Typical sizes are 15" and 19" wide rolls in 1 yard, 5 yard, 10 yard, 25 yard, and 50-yard lengths.

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

8. Circumferentor - Wikipedia

   en.wikipedia.org/wiki/Circumferentor

   A circumferentor, or surveyor's compass, is an instrument used in surveying to measure horizontal angles. It was superseded by the theodolite in the early 19th century. [1] A circumferentor consists of a circular brass box containing a magnetic needle, which moves freely over a brass circle, or compass divided into 360 degrees.

9. Flinders bar - Wikipedia

   en.wikipedia.org/wiki/Flinders_Bar

   A Flinders bar is a vertical soft iron bar placed in a tube on the fore side of a compass binnacle. The Flinders bar is used to counteract the vertical magnetism inherent within a ship and is usually calibrated as part of the process known as swinging the compass , where deviations caused by this inherent magnetism are negated by the use of ...