Pedal harps use the mechanical action of pedals to change the pitches of the strings. There are seven pedals, each affecting the tuning of all strings of one pitch-class, and each pedal is attached to a rod or cable within the column of the harp, which then connects with a mechanism within the neck.
Type of Paper for Plans -- Relatively heavy, blueprint quality, standard drafting paper or copy. bond. Tissue paper, graph paper, posterboard, cardboard, and similar materials cannot be accepted. Paper Size -- For most plans, select one of the following sizes: 18â x 24â, 24â x 36â, or 30â x 42â. For short plats and boundary line adjustments, 18â x 24â. For final plats, 18â x 22â. For sign. permit drawings, 8 1/2 ââx 11ââ or 8 1/2ââ x 14â is preferred.
Engineering drawing An engineering drawing, a type of technical drawing, is used to fully and clearly define requirements for engineered items. Engineering drawing produces engineering drawings.