Land survey documents
Klafter memorial and kilometer zero
Here you can get more details about the information plaques at the Liechtenstein Center (0-kilometer of Liechtenstein / fathom | m2) and for the plaque of the Geodetic Reference Point.
Link Website: https://www.llv.li/en/national-administration/civil-engineering-and-geoinformation-office/documents-and-download/documents-land-survey