A beautiful shell

20 mins 50 secs

1 min 8 secs

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1 min 4 secs

36 secs

13 secs

1 min 17 secs

24 secs

11 secs

10 mins 45 secs

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2 mins 59 secs

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55 secs

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26 secs

1 min 44 secs

14 secs

3 mins 56 secs

2 mins 12 secs

13 mins 30 secs

14 secs

1 min 23 secs

36 mins 35 secs

30 secs

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54 secs

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8 secs

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1 min 20 secs

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7 mins 35 secs

5 mins

13 mins 34 secs

52 secs

2 mins 11 secs