Extend the GridHelper to add Axis Text Labels

Maybe you can use something from my examples. :slightly_smiling_face:

The two coordinate systems are without labeling. Should remain very simple.
Construction of frames with contour/profile
threejsResources/ConstructFrame at master · hofk/threejsResources · GitHub

In the Helper I created numbers from lines.
THREEf.js/THREEh.js at 976360a85a1797f28ef75c8fa29d8744af274a87 · hofk/THREEf.js · GitHub
north and south

It can be combined.