Just be chance I have been reading the letters on the Mark Twain Project's site and I came across the one regarding his breaking quarantine in Spain. The explanatory notes provided by the Project have a recapitulation of the missing Spain chapter/ https://www.marktwainproject.org/xtf/view?docId=letters/UCCL00152.xml;style=letter;brand=mtp#an2 On Sat, 2020-03-14 at 14:08 -0500, Barbara Schmidt wrote: > The chapter on Spain that was deleted from INNOCENTS ABROAD is in the > Vassar College Special Collections, Folder 27-A, pp. 1289-1331. > > Barb