 GP Misc Cobblestone Wall 9-1 P.jpg ¹ page 1, i1.1; Random pattern. |  GP Misc Cobblestone Wall 7-1 P.jpg ¹ page 1, i1.2; Straight rows of lake-washed cobblestones; however, less similarity between the cobblestones, and some variability in all aspects, thus less organized overall. Editor's Note: Substitute image, specific Peterich illustration has not been found. |  GP Misc Cobblestone Wall 1-1 P.jpg ¹ page 2, ill.3; Action of the waves rounding and smoothing cobblestones. |  GP Misc Cobblestone Wall 2-1 P.jpg ¹ page 2, ill.4; A field might have visible on the surface or unearthed cobblestones. |
 GP Misc Cobblestone Wall 12-1 P.jpg ² page 3, ill.5; "Knapped" flint. |  GP Misc Cobblestone Wall 13-1 P.jpg ² page 4, ill.6; City Hall, Perpignan, Hautes Pyrenees. |  GP Misc Cobblestone Wall 11-1 P.jpg page 5, ill.7; Flint rubbles wall. ³ |  GP Misc Cobblestone Wall 14-1 P.jpg ² page 5, ill.8; Turin, Porta Palatine, inner face of wall. |
 GP Misc Cobblestone Wall 10-1 P.jpg ¹ Left image - page 6, ill.9; Flint cobbles with horizontal and vertical "V" mortar embellishment; GP Misc Cobblestone Wall 10-2 P.jpg Right image. ¹ page 6, ill.10; as compared to same treatment in an early cobblestone wall. |  GP Misc Cobblestone Wall 4-1 P.jpg ¹ page 7, ill.11a; Cross section of a ruins wall. About 2/3rds of the left side is the rubble wall covered with a veneer of more irregularly shaped field stone. | Peterich's Page 8, ill.11b; has not been determined. | |
 GP Misc Cobblestone Wall 3-1 P.jpg ¹ page 8, ill.11c; The rubble wall behind with the cobblestone veneer consistently and orderly constructed over the wall. Preparation to replace the water washed cobblestones in a damaged portion of a side wall in the Robert Spence House. |  Cobblestone Masonry Examples/Figure 19a.jpg 4 page 11, ill.12; Plank form. | ||
