Transcriber added a footnote link to the caption of [Figure 2], as the footnote explains the abbreviations used in the illustration.
[Footnote 46], originally on page [382]: The citation for “Proc. Bos. Soc. Nat. Hist.” had no further details.
Page [411]: Text uses both “Schiefergesteinen” and “Schiefergestenien”.
[Footnote 60], originally Footnote 7 on page [411], omitted the page number reference.