Making Envelopes http://thepapernestdolls.blogspot.sg/2013/05/making-envelopes.html
Envelope Tutorial for Embellished Cards from Paper Loves Glue-Kim Duran
DIY: super simple folded envelope - tutorial by Kaija Rantakari / paperiaarre.com
Formula for making your own envelopes for any size card.
Valentine Felt Envelope Tutorial by MichaelsMakers Lia Griffith
I love these! I'm going to do mine with cutouts from a black and white book about old horror movies.
Make DIY Envelopes from any Paper - cute for weddings, invites or gifts! eclecticallyvintage.com
how to make - Pesquisa do Google More
Great way to "envelope" stamped cards. Origami envelope tutorial
envelope card from a single sheet of 12" by 12"