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Creation Date 

1. Before 1962  (43,314)
2. 1962 To 1964  (65,177)
3. 1965 To 1967  (102,838)
4. 1968 To 1971  (224,786)
5. After 1971  (474,744)
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New Records 

1. New From Last Week  (5)
2. New From Last Month  (205)
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Subject 

1. Hygiene  (225,897)
2. Medical Or Veterinary Science  (225,897)
3. Suction Cleaners In General  (198,189)
4. Spice Mills  (198,189)
5. Domestic Articles Or Appliances  (198,189)
6. Coffee Mills  (198,189)
7. Furniture  (198,189)
8. Trapping  (195,241)
9. Fishing  (195,241)
10. Forestry  (195,241)
11. Agriculture  (195,241)
12. Hunting  (195,241)
13. Animal Husbandry  (195,241)
14. Chemistry  (142,453)
15. Metallurgy  (142,453)
16. Preparations For Medical, Dental, Or Toilet Purposes  (115,940)
17. Organic Chemistry  (108,196)
18. Transporting  (100,232)
19. Performing Operations  (100,232)
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Language 

1. English  (661,193)
2. German  (127,149)
3. French  (72,533)
4. Spanish  (67,437)
5. Danish  (9,490)
6. Italian  (8,633)
7. Dutch  (5,221)
8. Swedish  (2,796)
9. Finnish  (2,326)
10. Russian  (1,890)
11. Portuguese  (548)
12. Icelandic  (244)
13. Turkish  (219)
14. Norwegian  (188)
15. Bulgarian  (84)
16. Japanese  (29)
17. Hebrew  (13)
18. Romanian  (10)
19. Polish  (2)
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