Genre
Maps
277
Geological maps
55
Guidebooks
22
Periodicals
17
Bibliography
11
Cartes géographiques
10
Charts, diagrams, etc
7
Thematic maps
7
Conference papers and proceedings
4
Bibliographies
3
Cartes géologiques
3
geological maps
3
Catalogs
2
Congresses
2
Electronic books
2
Geological cross-sections
2
Printed ephemera
2
Actes de congrès
1
Congress
1
Government publications
1
Graphs
1
Index maps
1
Indexes
1
Maps (documents)
1
Mine maps
1
Observations
1
Quadrangle maps
1
Remote-sensing maps
1
Tables
1
Topographic maps
1