Národní technické muzeum
2
points
Utrecht University Library, Special Collections
4
points
David Rumsey
5
points
Landesarchiv Baden Württemberg
8
points
Univerzita Karlova v Praze
17
points
Stare Mapy
19
points
Geoplaza
65
points
Technische Universität Darmstadt, University and State Library (ULB)
223
points
GeoPortOst
1371
points
British Library
1648
points
The British Library
1648
points