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Show ~"t4'- I ~ :"~'.,.. ' ;::·- ::.! .- ~~;,, t:\f'~~ . ~/i.!;=~,;;-~ iif:Z;·~i·~~;-ft; _: t. ~-· ,- : _ "c.,.-r."- : ~ - ~ / ' -:....... " - Figure 142: Rubble stone wall with scored mortar joints, Spring City. precise rectangles which are laid into evenly rising horizontal courses. Ashlar walls are found on some of the larger, more prestigious houses in the valley (see figure 15), but it was more common for masons here to use the stone in the irregular form that it came from the quarry. Such stone walling is known as "rubble" masonry and exists in two styles. The first is called "random rubble" walling and consists of unevenly shaped and 256 |