How to make a closed oblong origami box

(page 6)

9th picture of closed oblong origami box

09.

Apply the CP of the step #8.

Prepare to apply two horizontal "valley-folds" .

10th picture of closed oblong origami box

10.

Apply two horizontal "valley-folds" of the step #9.

Prepare to apply both two "valley-folds" and two "mountain-folds" just by compressing the model following two arrow directions.

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