Handbook for carpet measurers, cutters and salesmen : including topics of general interest to the trade with illustrations and diagrams (1905)
Lind, John W. (John Wilhelm), b. 1861 · New York : George Lyndoe · leaf 69
DIAGRAM 44. measures AD and BF,and offsets. t «»u- DIAGRAM 45 Let fall perpendicularfrom B to straight lineacross doorway, acrossthis line BA, at rightangles to it, snap chalkline from J, touchingFE, chalk line from B to E and d to b. From a and cto swell, join them by another line, wx, on this… … Take cross measures aW, cX, from W to e, a to b, all chalklines, offsets, wall lines, and depth of mantel and door. diagram 46 All the measures necessary in this room are to find thelengths of the diameters AB and CD. As it is difficultsometimes to locate these lines, the center not being known,…
Carpets
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![An illustration from L'optique divisée en trois livres : ou, l'On démontre d'une maniere aisée tout ce qui regarde 1. la propagation & les proprietez de la lumiere. 2. La vision. 3. La figure & la disposition des verres qui servent à la perfefectionner [sic] (1682)](https://img.insideoutlibrary.com/img/200/ia-loptiquedivise00ango-177-18.webp)
