| edition | page | line | text | edition | page | line | text |
| 1 | 307 | 11 | seen, | 3 | 306 | 5 | seen; |
| 1 | 307 | 21 | last year's Academy | 3 | 306 | 14 | the Academy, 1842, |
| 1 | 307 | -2 | the light, | 3 | 306 | 26 | the light; |
| 1 | 308 | 6 | rocks. [fn omitted in 1 ] §Again, the grand outlines … [to line 20] curvilinear. [passage omitted in 3 ] And the circular | 3 | 306 | -1 | rocks. 1 [fn of 13 lines, explaining why passage on 'angular character of rocks' omitted] [passage omitted in 3 ] §And the circular |
| 4 | 306 | 11 | angle, | 5 | 305 | 10 | angle; |
| 4 | 306 | 14 | the Napoleon | 5 | 305 | 13 | the "Napoleon" |
| 4 | 306 | fn2 | rocks,- | 5 | 305 | fn2 | rocks; not |
| Complete | 306 | 4 | developes | Library | 475 | 8 | develops |
| 3 | 306 | fn4 | the inward structure which form the true characteristics of rock | 4 | 306 | fn4 | the structure, which is the true characteristic of rock |
| edition | page | line | text | edition | page | line | text |
| 6 | 307 | 5 | 220 | 7 | 307 | 7 | 220. |
| Autograph | 307 | 5 | 220. | Complete | 307 | 5 | 220 |
| 5 | 307 | 7 | No.220. No.159., | 6 | 307 | 5 | No.220 No.159, |
| 4 | 307 | 17 | landscape-painters | 5 | 306 | 16 | landscape painters |
| 6 | 307 | -18 | 159, | 7 | 307 | -16 | 159., |
| Autograph | 307 | -18 | 159., | Complete | 307 | -18 | 159, |
| 5 | 307 | -16 | No.220. No.159., | 6 | 307 | -18 | No.220 No.159, |
| 4 | 307 | fn1 | rocks; and the differences ... illustration; and, at present, | 5 | 306 | fn3 | rocks. The difference ... illustration; at present, |
| 4 | 307 | fn5 | access. All the account | 5 | 306 | fn7 | access. The account |
| 4 | 307 | fn6 | do not alter it | 5 | 306 | fn8 | do not add to it |
| 4 | 308 | 3 | 220 ... object, | 5 | 307 | 7 | 220 ... object |
| 4 | 308 | 19 | 159, | 5 | 307 | 22 | 159., |
| 4 | 308 | -13 | they- ... formation | 5 | 307 | -10 | they,..formation, |
| 4 | 308 | -3 | others; but his Ischia, in the present British Institution, may be taken as a fair average example. The Botallack | 5 | 308 | 1 | others; but among small and easily accessible engravings, the Botallack |