ICONISMUS 1. illustration: A technical engraving divided into five horizontal registers labeled A through E, depicting various types of trumpets and acoustic instruments.

• Section A: Shows three straight trumpets or tubes of varying lengths, labeled 1, 2, and 3. Number 3 shows a detailed view of a mouthpiece with a mesh or perforated screen.
• Section B: Shows a trumpet with a single large rectangular fold (buccina or clarion style).
• Section C: Shows a similar folded trumpet, slightly larger or with a different mouthpiece attachment.
• Section D: Shows a straight trumpet with a flared bell and two small diagrams of mouthpieces or internal components labeled with numbers 1-6.
• Section E: Shows a long, slender straight trumpet with a cup-shaped mouthpiece.