Revision levels (for all three chapters, I.2-4, except as noted):
0: first draft
1: second draft
1+: additional Rann stanzas (chapter 2)
2: first fair copy
3: first typescript
4: second fair copy
4+: redraft of part of one folio (chapter 3: FW: 49-50)
5: second typescript
5': Contact Collection as printed, to infer missing marked pages, level 5* (chapter 2: FW: 30-34)
5+: retypes: FW: 36-8, 56-7, 65-6, 77-8, 86-90, 95-6
5+': carbon of missing retype (chapter 4: FW: 102)
5'': second retype of f.272 (chapter 4: FW: 87-90)
5''': third retype of f.272 (FW: 87-90)
6: transition galleys first set (chapters 2, 3); retype of many level 5 pages (chapter 4)
7: transition galleys: 2nd set (chapter 3); 1st set (chapter 4); note they are missing for chapter 2, inferred from substrate of level 8, transition 2 as set
7+: a line requested (too late) to precede the Rann (chapter 2)
8: transition pages marked with overlay, 1st set
8+: transition pages second set, indexed for first set overlay and with fresh overlay
8+T: typescript of level 8 overlay, indexed to match level 8+ indices
9: Wake galleys, first set with overlay
9T: typescript of level 9 overlay (second carbon), usually on versos of 1st set
10: Wake galleys, second set, with new overlay
10T: typescript of level 9 (ribbon) and level 10 (1st carbon) overlay, on versos of second set
11: Wake galleys, 3rd set (final index marks for levels 9 and 10, almost no new overlay)
11T: typescript of level 9 (first carbon) and level 10 (ribbon) overlay, on versos of third set
12*: missing page proofs
13: post-publication corrections