Heligoland acts RES FOL GA13.E.1
Open access via IALS Library catalogue
Heligoland (Germany) (Laws, statutes, etc)
Laws, etc. (1652-1847)
Laws and statutes relating especially to Heligoland.
Heligoland ordinances RES FOL GA13.E.2
Open access via IALS Library catalogue
Heligoland (Germany) (Laws, statutes, etc)
Laws, etc.
Ordinances. 1864-89.