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Class frequency
Class hierarchy
331.892/
331.892/
Intangible
http://dewey.info/class/331.892/
1078264
1253636
1264474
1339993
1494598
1572879
16710581
1854827
2193198
2424457
272092
27929341
2867714
3085385
35166063
3534
39009162
4012521
40171292
4606356
5958400
83433497
8861840
8864981
8967032
9384758
about
331.892/
Intangible
http://dewey.info/class/331.892/
type
Intangible