How to make a closed rectangular origami box (page 3)

 

03. Apply the vertical valley-fold of the step #2 and then unfold.   Prepare to apply a horizontal "gate-fold" and then unfold.

04. Apply the horizontal "gate-fold" of the step #3 and then unfold.   Prepare to apply a vertical "gate-fold" and then unfold.

 

 

 

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