Björkö [Alandské ostrovy] - Historické mapy
Bjorkholm, Bjorko, Bjorkoholm, Björkholm, Björkö, Björköholm, Borko, Börkö
Podobné mapy
Európa v 19. storočí
Europe in the XIX. century (with the Third Military Survey)
Senate Atlas at the National Archives of Finland (1870-1907)
