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1. Washington
DC Dec 64
2. St.
Louis Nov 65
3. Appomattox
Apr 65
4. French
West Africa Aug 66
5. Rhine
River Apr 67
6.
White Mist Sep 67
7.
Ile de la Cite May 68
8. California
Mudslides * Oct 69
9.
Kenya Feb 69
10. Panama
Mar 70
11. Ozarks
Nov 70
12. Computers
Nov 70
13.
Louvre Museum Jun 71
14. Hong
Kong Oct 71
15. Cumberland
Gap Nov 71
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16. Appleby
Fair * Jun 72
17.
Navajo Nation. Dec 72
18.
Bats May 73
19. Stehekin
in Winter * Apr 74
20. Timber
Apr 74
21. Ozark
Woodcarvers * Jul 75
22.
Alaska Jun 75
23. Magellan
Jun 76
24. New
Biology. Sep 76
25.
Aviation Safety Aug 77
26. Philippines
Mar 77
27. Desert
Adaptations * Nov 79
28.
North China Mar 80
29.
St. Lawrence River May 80
30.
Shanghai Jul 80
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31. Automobiles
Feb 81
32. Energy
Issue Cover Feb 81
33.
Bahamas Sept 82
34. Roadrunner.
* May 83
35. Sweet
Chariot Jul 83
36.
U.S. Highway 1 * Dec 84
37. Edgerton
Oct 87
38. Anniversary
Cover Dec 88
39.
China Railroads Mar 88
40. Time
Mar 90
41. Dominica
Jun 90
42.
Santa Fe Trail Mar 91
43.
Geronimo Oct 92
44.
Pecos River. * Sep 93
45. John
Wesley Powell Apr 94
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