British Library

1648 points

The British Library

1648 points

GeoPortOst

1371 points

Technische Universität Darmstadt, University and State Library (ULB)

223 points

Geoplaza

65 points

Stare Mapy

19 points

Univerzita Karlova v Praze

17 points

Landesarchiv Baden Württemberg

8 points

David Rumsey

5 points

Utrecht University Library, Special Collections

4 points

Národní technické muzeum

2 points