Jackson, Frank G · London : Chapman & Hall · leaf 229
upper and lower planes, ten SectionalModels, namely, four Prisms, four Pyramids, one Cone, and one Cylinder. TheModels are piece built to give strength, and prevent warping. The sectional facesare slightly coloured to give greater distinctness to the sectional contour. Thecompasses are fitted with… … GEOMETRICAL POLYGONS, 7 in. in height, and f in. thick. Triangle, Square, Pentagon, Hexagon, Heptagon, Octagon, with printedlabels upon each figure .. .. .. .. .. nett, 10s. These Models are suitable for hanging upon the wall of a School or Class Room, or forModel Drawing. Chapman and Hall,…
Decoration and ornament
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