Dette verk av Sophus Tromholt (1851-1896) er digitalisert af Nasjonalbiblioteket i Oslo i november 2007 og tilpasset for Projekt Runeberg i juli 2013 av Ralph E.
This volume was scanned by the Norwegian National Library,
from where the scanned images were copied to Project Runeberg.
We very much appreciate that they have made this possible
and want to encourage other digital library projects to
follow their example. Read more about Project Runeberg's