- Add a (analytical) remark
- How do I add a variation applet (NL)?
- Embed Youtube-film
- Rules for comments
 | 22-12-2017 Arnold Wiegersma: |
50. 28-23 18x29
51. 33x24 06-11
52. 32-28 11-17
53. 45-40 17-21
54. 38-32
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| PDN Diagram 1 | |||||
|
50. 28-23 18x29
51. 33x24 06-11
52. 32-28 11-17
53. 45-40 17-21
54. 38-32
| |||||