What is a pendulum reading?

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Tags

1. #freely
2. #circle
3. #great
4. #swing
5. #still
6. #things
7. #pendulum
8. #watch
9. #allow
10. #questions
11. #answer
12. #slight
13. #simple
14. #moving
15. #about
16. #swinging
17. #movements
18. #reading
19. #front
20. #might