Hi!
All the churchrecords for Norway are online, for you to go through, for free!
Here you have Severin and Hildas marriage in Trefoldighets church in Oslo in 1873 - marriage no. 6 on the page.
Source information: Oslo county, Trefoldighet, Parish register (official) nr. III 1 (1858-1874), Marriage records 1873, page 298.
Permanent pagelink:
http://www.arkivverket.no/URN:kb_read?idx_kildeid=696&id...Permanent imagelink:
http://www.arkivverket.no/URN:NBN:no-a1450-kb20060213040645....You might want to read the users guide here:
http://www.arkivverket.no/URN:kb_read?idx_special=brukI can see that Severin is from Eidsvoll in Akershus, and Hilda from Ullensaker in Akershus.
best regards,
Laila in Norway