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.
Construction Drawings Abbreviation. A construction drawing or an engineering print is full of icons, lines, and abbreviations. There are so many that you must know or have an idea to what they are referring to in order to fully understand what's been designed in the construction drawing.