1. The illustrations are not numbered in the order they appear. 2. Silently corrected typographical errors and variations in spelling. 3. Retained anachronistic, non-standard, and uncertain spellings as printed. 4. Footnotes have been re-indexed using numbers and collected together at the end. 5. Enclosed italics font in underscores.
The Pathology of Influenza · The Wunder Library — complete classics, free to read, with narration.