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A text-book of geometrical drawing, for the use of mechanics and schools, in which the definitions and rules of geometry are familiarly explained .. (1850)

Minifie, William, 1805-1880. [from old catalog] · Baltimore, W. Minifie & co. · leaf 118

An illustration from A text-book of geometrical drawing, for the use of mechanics and schools, in which the definitions and rules of geometry are familiarly explained .., 1850, leaf 118
<5 S^ ^ %^ \ • 2 /N >s^. -F\: ~ - ^^ 1 ^ g: / I / ^ A Iv . / E \ \ ^^ B / / / .,. ^ ^^^ ■■.,\ /?y. J. ■ / ,■ ( 3 ^^ X. PLATE XXV. 59 centres are the points D and E in the base of the arch^ to whichall the joints radiate. Fig. 3.—The Depressed Arch Has its centres within the base of the arch^…

Mechanical drawing · Geometry, Descriptive · Perspective

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