There are 49 Origami Designs in CDO convention 1988:

Design	Designer	Page	Details	Photo
Show only designs with photos
Carnation Flora - Flowers	Traditional	2	Square 2 units
Bird Birds	Massimo Albini	3	Square
Star 1 Geometric and other shapes	Carlo Annona	4	Square
Star 2 Geometric and other shapes	Carlo Annona	7	Square
Goose Birds - Anseriformes - Ducks and Geese	Roberto Brunetti	10	Square
Wallet from a bill Objects - Wallets	Luisa Canovi	11	Rectangle
Man walking People	Donatella Cecconi	14	Square
Man sittin People	Donatella Cecconi	16	Square
Woman sitting People	Donatella Cecconi	18	Square
Carafe Boxes and Containers	Antonio Coiana	20	Square
Box Boxes and Containers	Antonio Coiana	21	Rectangle
Crab Crustaceans	Alfredo Giunta	23	Rectangle - 1X4
Blackbird Birds - Passeriformes	Alfredo Giunta	26	Square Also in Origami - Arte del Piegare la Carta by Renzo Zanoni Also in Origami I Piccoli Animali (Small Animal Origami) by Alfredo Giunta Also in Origami Masters: Alfredo Giunta by Alfredo Giunta	Folded by Gilad Aharoni
Vampire Imaginary beings - Vampires	Luigi Leonardi	30	Square
Monster Imaginary beings	Luigi Leonardi	32	Square
Tangram and box Toys - Puzzles	Raffaele Leonardi	35	Square 8 units
Icosahedron Geometric and other shapes	Silvana Betti Mamino	43	Square Multiple units With variation
Pyramid octahedron Geometric and other shapes	Silvana Betti Mamino	45	Square Multiple units
Christmas balls Geometric and other shapes	Silvana Betti Mamino	47	Square Multiple units
Multipurpose module Geometric and other shapes	Silvana Betti Mamino	48	Rectangle Multiple units
Birds in nest Birds	Luciano Petino	50	Square
Snail Molluscs	Luciano Petino	53	Square
Grasshopper Insects	Luciano Petino	54	Square
Elephant head Mammals - Elephantidae - Elephants	Luciano Petino	57	Rectangle
Frog Amphibians	Lino Ranzato	59	Square
Piglet Mammals - Suidae - Pigs and Boars	Lino Ranzato	62	Square
Cube with 2 mirror modules Geometric and other shapes	Abe Hisashi	66	Square 2 units
Modular star Geometric and other shapes	David Brill	67	Rectangle - A size 12 units 12 or 30 units
Dachshund Mammals - Canidae - Dogs	Peterpaul Forcher	69	Square
Scottish terrier Mammals - Canidae - Dogs	Peterpaul Forcher	72	Square Also in NOA Magazine 578	Folded by Rui Roda
Pig Mammals - Suidae - Pigs and Boars	Peterpaul Forcher	74	Square	Folded by Rui Roda
Cat Mammals - Felidae - Cats	Peterpaul Forcher	78	Square
Heart valentine card Hearts	Gay Merrill Gross	80	Rectangle - 1X2 Also in Creative Ideas For Paperfolding by Gay Merrill Gross Also in Origami USA Convention 1988 Also in Paper Hearts - QQM 16	Folded by Wilson Yeung
Box Boxes and Containers	Humiaki Huzita	84	Rectangle With cuts
Tato system Geometric and other shapes	Humiaki Huzita	85	Square
Boxes Boxes and Containers	Humiaki Huzita	86	Square 2 units
Coasters Geometric and other shapes	Francis Ow	90	Square 6 units Several variations
Roseta Geometric and other shapes	Traditional	96	Rectangle - Long strip Multiple units
Puppy Mammals - Canidae - Dogs	David Petty	99	Rectangle - Long strip Multiple units With bowl and bone
Pen Objects - Writing and Painting	David Petty	104	Rectangle - 1X4 Also in BOS Convention 1989 Autumn Also in Der Falter 8 Also in Origami A-B-C by David Petty Also in Pajarita Extra 1988	Folded by Gilad Aharoni
Sunflower Flora - Flowers	David Petty	105	Square 17 units
Weasel Mammals - Mustelids - Otters and Weasels	Gabriel Pons	108	Square
Pigeon Birds - Columbiformes - Pigeons	Gabriel Pons	110	Triangle Also in El Libro de Las Pajaritas de Papel by Grupo Riglos	Folded by Rui Roda
A4 rhombic unit (for calendar) Geometric and other shapes	Nick Robinson	113	Rectangle - A size 12 units Also in NOA Magazine 491 Also in Tanteidan 11th convention Also in The Origami Bible by Nick Robinson Also in Le Pli 65	Folded by Nick Robinson
Star Geometric and other shapes	Nick Robinson	114	Square
Dog Mammals - Canidae - Dogs	Nick Robinson	115	Square
Dog kennel Buildings	Nick Robinson	116	Square
Clown face People - Occupations - Clowns	Francois Ziegler	117	Square Also in BOS Convention 1990 Spring Also in Le Pli 36 Also in Origami USA Convention 1989 Also in Pajarita Magazine 23	Folded by Wilson Yeung
Heart with wings Hearts	Francois Ziegler	120	Square