Maps 57,295
Geological maps 5,763
Periodicals 5,498
Congresses 3,988
Guidebooks 3,665
Conference papers and proceedings 2,913
Bibliography 2,795
Electronic books 2,749
Cartes géographiques 1,825
History 1,110
Charts, diagrams, etc 842
Bibliographies 786
Academic theses 556
Dictionaries 528
Topographic maps 481
Quadrangle maps 464
Early works to 1800 444
Biography 376
Remote-sensing maps 371
Internet videos 362
Indexes 354
Catalogs 327
Thèses et écrits académiques 325
Geological cross-sections 317
Statistics 259
Nomenclature 258
geological maps 250
Databases 248
Cartes géologiques 243
Maps, Topographic 243
Biographies 234
Index maps 230
Atlases 227
Early works 225
Abstracts 222
Terminology 215
Thematic maps 200
Pictorial works 192
Electronic journals 191
Surveys 190
Academic Dissertation 188
CD-ROMs 180
Textbooks 169
Juvenile literature 167
Physical maps 165
Périodiques 156
Festschriften 148
Educational films 145
dissertations 133
Mine maps 126
doctoral dissertations 124
masters theses 124
theses 124
Guides touristiques 117
travel guidebooks 116
Handbooks, manuals, etc 114
Laboratory manuals 113
Popular works 113
Geographic information systems data 101
Périodiques 100
Graphs 98
Directories 93
Congress 92
Maps, Manuscript 91
Remote-sensing images 89
Bathymetric maps 88
Periodical 83
Digital maps 81
Documentary films 81
Juvenile works 78
Catalogs and collections 77
Congrès 77
Electronic book 76
Handbooks and manuals 75
Maps, Physical 74
Zeitschrift 73
Actes de congrès 68
Printed ephemera 65
Guidebook 62
Congrès 61
Exhibitions 61
Pre-Linnean works 58
periodicals 58
Facsimiles 56
Documentary television programs 54
Drawings 54
Science films 53
Outlines, syllabi, etc 52
Advertisements 51
Manuscripts 51
Exhibition catalogs 50
Observations 50
Bio-bibliography 49
Diaries 49
Guides 49
Software 49
Annotations (Provenance) 47
Legislative materials 46
Serial publications 46
Sources 46