How to make a 4x1x1 origami box (page 3)

 

03. Mountain-fold in half vertically 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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