Stereotomy : Problems in stone cutting. In four classes. I. Plane-sided structures. II. Structures containing developable surfaces. III. Structrues containing warped surfaces. IV. Structures containing double-curved surfaces. For students of engineering and architecture (1875)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York : J. Wiley and son · leaf 114
coincide with the to£ of the pier,but not always convenient to make a suitable common divisorof the heights of the pier and wall; hence arises the problem :to arrange the stones in courses of diminishing thickness up-wards, and so that a coursing joint shall coincide with the topof the pier. Now… … 5 J^^ 3^1 UB SoitZ. SuJO. SoJL s. ir« a.. 1>, STONE-CUTTING. 89 Hence, choosing in this example five courses of stones, as-sume any point as a on the level ab of the pier, drop a per-pendicular BB from B, and draw aB and aB. This done,adjust any convenient edge scale of equal parts, by trial,…
Stereotomy
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