Artillery officer Augustin Ehrensvärd Artillery officer Augustin Ehrensvärd « Back Share icon Share Share in Facebook Share in Linkedin Share in Twitter Send as an email Artillery officer Augustin Ehrensvärd, the first commandant of Viapori and the head of the building project. A lithography by J. S. Salmson. Used in articles Turning Helsinki into a fortified city Article Article Go to content Photographer The Finnish Heritage Agency Period 1830 – 1839 Finna.fi record (The link opens in a new tab.) Open in new window(Link leads to external service) Formats Image Authors Salmson, Axel Jacob Gjöthström & Magnusson Copyrights CC BY 4.0 Buildings Historical Picture Collection Museovirasto