Credit: Albertina, Vienna
The Haupt register is kept in the city hall. The Nebenregister is the security copy sent to another location or archive.
Civil Registration (Deaths) for Hamburg are available at the State Archives, indexes are online and scans are on Ancestry.com.
Civil Registration for SonderJylland online at Arkivalieronline. Includes Aabenraa-Sonderburg, Haderslev, Tonder, Vejle, Ribe,
Civil Registration Records for Kreis Steinburg are online at FamilySearch Historical Records. FamilySearch Historical Records. Includes records for Glückstadt, Münsterdorf, Wilster, Itzehoe, Schenefeld, Horst and others. Click here for the Search option in the Civil Registers: https://familysearch.org/search/collection/2454663. Search for the Digital Folder Number Lists at this link: Folder number with contents
Civil Registration for Kiel are in the city archive. See index to records at this link: https://www.kiel.de/de/bildung_wissenschaft/stadtarchiv/personenstand.php
Lübeck city archive. Records available on Ancestry.
Flensburg. City archive. Indexes on Ancestry.
Neumünster. City archive.
District of Eckerförde. Scans available on request, except for the city.
Link to Civil Registration index of places on Genealogienetz: [Broken link]
Link to Standesamt Lexikon 1884: http://wiki-de.genealogy.net/w/index.php?title=Datei:Standesamtslexikon-Preussen-1884.djvu&page=186