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Creation Date 

1. Before 1965  (53)
2. 1965 To 1978  (692)
3. 1979 To 1992  (1,158)
4. 1993 To 2007  (3,828)
5. After 2007  (10,995)
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New Records 

1. New From Last Month  (32)
2. New From Last 3 Month  (445)
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Subject 

1. Human Necessities  (11,107)
2. Hygiene  (9,404)
3. Medical Or Veterinary Science  (9,404)
4. Preparations For Medical, Dental, Or Toilet Purposes  (6,146)
5. Physics  (5,969)
6. Measuring  (4,688)
7. Testing  (4,688)
8. Chemistry  (4,664)
9. Metallurgy  (4,664)
10. Investigating Or Analysing Materials By Determining Theirchemical Or Physical Properties  (4,605)
11. Specific Therapeutic Activity Of Chemical Compounds Ormedicinal Preparations  (3,983)
12. Wine  (2,970)
13. Microbiology  (2,970)
14. Biochemistry  (2,970)
15. Spirits  (2,970)
16. Vinegar  (2,970)
17. Mutation Or Genetic Engineering  (2,970)
18. Beer  (2,970)
19. Enzymology  (2,970)
20. Organic Chemistry  (2,555)
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Language 

1. English  (14,900)
2. Chinese  (3,884)
3. French  (3,363)
4. German  (1,738)
5. Russian  (1,240)
6. Korean  (556)
7. Spanish  (409)
8. Japanese  (407)
9. Ukrainian  (215)
10. Portuguese  (163)
11. Danish  (114)
12. Hebrew  (69)
13. Italian  (58)
14. Polish  (45)
15. Romanian  (44)
16. Finnish  (39)
17. Hungarian  (38)
18. Norwegian  (36)
19. Swedish  (35)
20. Dutch  (33)
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