Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 233
full size. Problem 5. To project a quadrilateral prism 7| X 3| X 3f, resting on one ofits shorter edges on the H.P., and with its longer edges parallelto the V.P., hut inclined at an angle of 60° to the H.P. ; oneof its faces to he 2V from V.P. Scale -^ ftdl size. Pig. 14. Draw XY. i\.t point e… … Fig. 14 required angle. 2| below XY draw the line df parallel to it.Let fall lines from a\ V, and c, at right angles to XY, and makeda and fc each 3f long. Join ac, which completes the plan. XVIII SIMPLE SOLIDS IN GIVEN POSITIONS TO SCALE 213 The student should now project the four solids…
Geometrical drawing
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