DNA molecule by Thoki Yenn,
that I folded for my biologist wife's birthday
Diagrams found on
Thoki's web site,
in
World's Best Origami
and in
Encyclopedia of Origami for Children and Adults
Folded from A4 typing paper
Swiss Army knife by Jun Maekawa
Diagrams in
Tanteidan newsletter #67
Folded from a square of kami
Pocket knife by Quentin Trollip
Diagrams on
Quentin's website
Folded from a square of Japanese-foil
Robot by Yoshihisha Kimura
Diagrams in
Origami: a Complete Step by Step Guide
Folded from 3 squares of patterned art paper
Claw Hammer by David Shall
Diagrams in
Origami USA 1988 convention book
and in
Papercopia
Folded from a rectangle of Japanese foil
Baby Buggy by Akiko Yamanashi
Diagrams in
NOA Magazine #195
Folded from a square of duo origami paper
Shopping Cart by Sy Chen
Diagrams in
Origami USA 2009 convention book
Folded from a US $ bill
Telescope by Seiji Nishikawa
Diagrams in
Works of Seiji Nishikawa
Folded from 4 squares of origami paper
Ship in a bottle by Marc Kirschenbaum
Diagrams in
AEP 2004 convention book
and in
BOS 2004 Spring convention book
Folded from a square of duo origami paper
Ribbon and Bell 2 by Hojyo Takashi
Diagrams in
Tanteidan Magazine #43
Folded from a square of origami paper