Here's another bunch of photos taken from this Flickr set.
Ships at the harbor of the market square, Helsinki, ca. 1906
Snapshot in Helsinki, April 1891
Snapshot in Helsinki, April 1891
Snapshot in Helsinki, April 1891
Snapshot in Helsinki, North Esplanade, April 1891
South Harbor in Helsinki, 1914
Stude and Kavaleff in Helsinki Zoo, May 1898
The steam ship Nyländska Skärgården outside the South harbor in Helsinki, ca. 1900
The Swedish Theater in Helsinki, ca. 1906
Women and girls in Helsinki, 1906