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A variety of rulers A carpenter's rule Retractable flexible rule or tape measure A closeup of a steel ruler A ruler in combination with a letter scale. A ruler, sometimes called a rule, scale or a line gauge or metre/meter stick, is an instrument used to make length measurements, whereby a length is read from a series of markings called "rules" along an edge of the device. [1]
A pencil case or pencil box is a container used to store pencils.A pencil case can also contain a variety of other stationery such as sharpeners, pens, glue sticks, erasers, scissors, and rulers.
Benjamin Franklin advertised pencils for sale in his Pennsylvania Gazette in 1729, and George Washington used a three-inch (7.5 cm) pencil when he surveyed the Ohio Country in 1762. [26] [better source needed] William Munroe, a cabinetmaker in Concord, Massachusetts, made the first American wood pencils in 1812. This was not the only pencil ...
Parallel rule in plastic with aluminum arms lying on a cutting mat. Parallel rulers are a drafting instrument used by navigators to draw parallel lines on charts. The tool consists of two straight edges joined by two arms which allow them to move closer or further away while always remaining parallel to each other.
The terms sounding range, written range, designated range, duration range and dynamic range have specific meanings.. The sounding range [3] refers to the pitches produced by an instrument, while the written range [3] refers to the compass (span) of notes written in the sheet music, where the part is sometimes transposed for convenience.
A variety of colored pencils. A colored pencil (American English), coloured pencil (Commonwealth English), [1] colour pencil (Indian English), map pencil, [2] pencil crayon, or coloured/colouring lead (Canadian English, Newfoundland English) is a type of pencil constructed of a narrow, pigmented core encased in a wooden cylindrical case.
Ibu Pertiwi is a popular Indonesian patriotic song composed by Kamsidi Samsuddin in 1908. [1] The song's lyrics are about Ibu Pertiwi, the national personification of Indonesia (also interpreted as "mother country").