Other markers around the City of Luxembourg
Ref Location Marker Surroundings/Comments
A1 49.663028
6.198111
First order point of Grunewald
B1 49.6388
6.0764

It might be related to the 1780 map
B2 49.6304
6.1219
B3 Notes
B4 49.6344953
6.1456160
Inscription:
SM
1780

SM: Sa Majesté (Her Majesty)
The Dräi Häre Maarken also has a SM marker that could be of the same year.
B5
Near Devashaff
B6
Near Devashaff
B8 49.652016
6.09991
B9 49.652016
6.09991