| 1. |
BIRD STUDY IN THE MISSISSIPPI VALLEY1 |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 383-391
Horace Gunthorp,
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12584.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 2. |
LIGHT FOR RETOUCHING |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 391-391
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PDF (56KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12586.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 3. |
THE POSITIVE ELECTRON AND THE BUILDING OF ATOMS2 |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 392-402
William D. Harkins,
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PDF (475KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12588.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 4. |
WHAT SHOULD THE CHEMISTRY TEACHER KNOW? |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 403-409
Frank B. Wade,
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PDF (315KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12589.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 5. |
FUNDAMENTALS IN METHOD—OLD AND NEW1 |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 409-415
Charles J. Pieper,
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12590.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 6. |
CALCULATION BY GEOMETRY OF ASTRONOMICAL DISTANCES |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 416-418
Joseph V. Collins,
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PDF (108KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12591.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 7. |
A TEXTBOOK FOR GENERAL SCIENCE |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 419-422
Neil E. Gordon,
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PDF (176KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12592.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 8. |
THE GENERAL SCIENCE OF THE FUTURE1 |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 423-432
G. M. Ruch,
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PDF (436KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12593.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 9. |
THE CHARACTER OF THE ROOTS OF A QUADRATIC EQUATION |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 433-434
Robert E. Moritz,
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PDF (85KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12594.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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| 10. |
PLUS AND MINUS SIGNS IN ALGEBRA |
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School Science and Mathematics,
Volume 20,
Issue 5,
1920,
Page 435-437
Jos. A. Nybeeg,
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PDF (137KB)
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ISSN:0036-6803
DOI:10.1111/j.1949-8594.1920.tb12595.x
出版商:Blackwell Publishing Ltd
年代:1920
数据来源: WILEY
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