First Summary (The Ten Main Classes) | |||||||||||||||||||||
| 000 : Computers, information, & general works | |||||||||||||||||||||
| 100 : Philosophy & psychology | |||||||||||||||||||||
| 200 : Religion | |||||||||||||||||||||
| 300 : Social sciences | |||||||||||||||||||||
| 400 : Language | |||||||||||||||||||||
| 500 : Science | |||||||||||||||||||||
| 600 : Technology | |||||||||||||||||||||
| 700 : Arts & recreation | |||||||||||||||||||||
| 800 : Literature | |||||||||||||||||||||
| 900 : History & geography | |||||||||||||||||||||
Second Summary (The Hundred Divisions)
400 : Language
| 410 : Linguistics
| 420 : English & Old English Languages
| 430 : German & related languages
| 440 : French & related languages
| 450 : Italian, Romanian & related languages
| 460 : Spanish & Portuguese languages
| 470 : Latin & Italic languages
| 480 : Classical & modern Greek languages
| 490 : Other languages
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| 430 : Germanic languages; German | 431 : German writing systems & phonology | 432 : German etymology | 433 : German dictionaries | 434 : [Unassigned] | 435 : German grammar | 436 : [Unassigned] | 437 : German language variations | 438 : Standard German usage | 439 : Other Germanic languages |