Profile
Martin Ehrensperger
85
points total
85
achievement points total
0
points this month
0
points this week
Data are updated once per day
Achievements in historical mapping
Recognizing your contribution to bringing historical maps to life.
Map Initiate
1 GCP total
Map Apprentice
50 GCP total
Next achievements in historical mapping
Continue georeferencing to unlock your upcoming achievements.
Weekly Mapper
1+ GCP in a week
Monthly Explorer
1+ GCP in a month
Cartography Adept
85%
100 GCP total
Contributed to
Staatsarchiv des Kantons Zürich
85 points
Last edited maps
