Oblique Letterfold Letters and Envelopes | Traditional | Beginning Origami by Vicente Palacios
| 29 | Rectangle |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | Doctor's Origami Dream Book by Toshikazu Kawasaki (read full review)

| 257 | Rectangle |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | NOA Magazine 212 | 21 | Square
From square or rectangle |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | Origami - 30 fold-by-fold projects by Paulo Mulatinho (read full review)
| 9 | Rectangle - A size |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | Origami - A Complete Step-by-Step Guide by Paul Jackson
| 42 | Rectangle - A size |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | Origami - The Complete Guide to the Art of Paperfolding by Rick Beech (read full review)
| 147 | Rectangle - A size |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | ORU Magazine 8 (read full review) | 113 | Rectangle - A size |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | The Complete Origami Course by Paul Jackson
| 42 | Rectangle - A size |  Folded by Wilson Yeung |
Oblique Letterfold Letters and Envelopes | Traditional | The Paper Magazine 89 | 20 | Rectangle - A size |  Folded by Wilson Yeung |