APA. PolidoriBooks and models by this designerModels 2Books 2Books (2)All books that include models by this designer.BOS Convention 1984 Autumn1984Models: 40BOS ConventionEnvelope and Letter Folding - BOS Booklet 25aJohn Cunliffe, 1991Models: 34BOS BookletsModels (2)All models by this designer.Box-pleated envelopeEnvelope and Letter Folding - BOS Booklet 25a · p. 31LetterfoldBOS Convention 1984 Autumn · p. 28