How to make a flat rectangular origami box II

(page 6)

9th picture of flat rectangular origami paper box II

09.

Apply the horizontal "valley-fold" of the step #8 and then unfold.

Prepare to apply four "valley-folds" .

10th picture of flat rectangular origami paper box II

10.

Apply four "valley-folds" of the step #9.

Prepare to apply a horizontal "valley-fold" .

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