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NDC9 686 Railways
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Nippon Decimal Classification 9th ed.
0 General works
·
1 Philosophy
·
2 General history
·
3 Social sciences
·
4 Natural science
·
5 Technology. Engineering
·
6 Industry and Commerce
·
7 The arts. Fine arts
·
8 Language
·
9 Literature
60 Industry and Commerce
·
61 Agriculture
·
62 Horticulture
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63 Sericultrue. Silk industry
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64 Animal husbandry
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65 Forestry
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66 Fishing industry. Fisheries
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67 Commerce
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68 Transportation services
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69 Communication services
680 Transportation services
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681 Traffic policy and management
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682 History and conditions
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683 Maritime transport. Shipping
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684 Inland water ways and canal transportation
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685 Land transportation
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686 Railways
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687 Air transportation
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688 Warehouses
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689 Tourist industry
686.0
·
686.1
·
686.2
·
686.3
·
686.4
·
686.5
·
686.6
Subcategories
This category has the following 7 subcategories, out of 7 total.
NDC9 686.0
(1 C)
NDC9 686.1
(5 C)
NDC9 686.2
(4 C)
NDC9 686.3
(2 C)
NDC9 686.4
(1 C)
NDC9 686.5
(1 C)
NDC9 686.6
(4 C)
