compasses with pencil point

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• Compass (drafting) — This article is about the drafting instrument. For other uses, see Compass (disambiguation). A beam compass and a regular compass …   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 and straightedge constructions — Creating a regular hexagon with a ruler and compass Construction of a regular pentagon Compass and straightedge or ruler and compass construction is the construction of lengths, angl …   Wikipedia

• Mary Rose — For later ships with the same name, see HMS Mary Rose. For the play by J.M. Barrie, see Mary Rose (play). The remnants of the Mary Rose undergoing conservation in Portsmouth …   Wikipedia

• surveying — /seuhr vay ing/, n. 1. the science or scientific method of making surveys of land. 2. the occupation of one who makes land surveys. 3. the act of one who surveys: The surveying required nearly two days. [1425 75; late ME: act of examining… …   Universalium

• 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

• Navigational instrument — Navigational instruments refers to the instruments used by nautical navigators and pilots as tools of their trade. The purpose of navigation is to ascertain the present position and to determine the speed, direction etc. to arrive at the port or… …   Wikipedia

• Beam compass — A beam compass is a compass with a beam and sliding sockets or cursors for drawing and dividing circles larger than those made by a regular pair of compasses.[1] The instrument can be as a whole, or made on the spot with individual sockets… …   Wikipedia

• F-number — In optics, the f number (sometimes called focal ratio, f ratio, or relative aperture [Smith, Warren Modern Lens Design 2005 McGraw Hill] ) of an optical system expresses the diameter of the entrance pupil in terms of the focal length of the lens; …   Wikipedia

• Dividers — NOTOC A dividers, also known as a measuring compass, is a mathematical, drafting or cartographic instrument used to aid measurements of the length of irregular lines and of distances on maps or charts. It is commonly used in geometry and in… …   Wikipedia

• Augustus Welby Northmore Pugin — (1 March 1812 – 14 September 1852) was an English architect, designer, and theorist of design, now best remembered for his work on churches and on the Houses of Parliament. He was the son of a French draughtsman, Augustus Charles Pugin, who… …   Wikipedia