compasses with pen point

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• Technical pen — A technical pen is a specialized instrument used by an engineer, architect, or draftsperson (British: draughtsperson) to make lines of constant width for architectural, engineering, or technical drawings. It has been also generally called… …   Wikipedia

• drawing — /draw ing/, n. 1. the act of a person or thing that draws. 2. a graphic representation by lines of an object or idea, as with a pencil; a delineation of form without reference to color. 3. a sketch, plan, or design, esp. one made with pen, pencil …   Universalium

• Compass (drafting) — This article is about the drafting instrument. For other uses, see Compass (disambiguation). A beam compass and a regular compass …   Wikipedia

• Interactive whiteboard — at CeBIT 2007 …   Wikipedia

• Ellipse — Elliptical redirects here. For the exercise machine, see Elliptical trainer. This article is about the geometric figure. For other uses, see Ellipse (disambiguation). Not to be confused with ellipsis. An ellipse obtained as the intersection of a… …   Wikipedia

• painting, Western — ▪ art Introduction       history of Western painting from its beginnings in prehistoric times to the present.       Painting, the execution of forms and shapes on a surface by means of pigment (but see also drawing for discussion of depictions in …   Universalium

• Study skills — [ Charles Sprague Pearce (1896), Library of Congress Thomas Jefferson Building, Washington, D.C.] Study skills are strategies and methods of purposeful learning, usually centered around reading and writing. Effective study skills are considered… …   Wikipedia

• List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia

• Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …   Wikipedia

• Computer-aided design — CAD and CADD redirect here. For other uses, see CAD (disambiguation) and CADD (disambiguation). Example 2D CAD drawing …   Wikipedia

• Pragmatism — • As a tendency in philosophy, signifies the insistence on usefulness or practical consequences as a test of truth. Catholic Encyclopedia. Kevin Knight. 2006. Pragmatism     Pragmatism   …   Catholic encyclopedia