A dictionary of architecture and building; biographical, historical and descriptive (1901)
Sturgis, Russell, 1836-1909 · New York, Macmillan · leaf 145
al. They are denoted by HP217 PROJECTION and VP, respectively. Their intersection is astraight line called the ground line, denoted byGL. Plans; Ehcutiuim. The projection u[)onIIP is called the horizontal projection, or ])lan;that upon VP, the vertical projection, or ele-vation. The iilan and… … Projection: BvzAXTiNK Groined Vault shown in IsometricProjection. ( VP). Upon HP let any object, .such as arectangular block, be placed, and let lines bedrawn through all of its points perpendicularto IIP, giving its plan, and other lines perpen-dicular to VP, giving its elevation. If now the paper…
Architecture
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