Snowshoe frame y Imprenta de Gutenberg: qué tienen en común
- Paso 1. Snowshoe frame — forma parte de — Raquetas de nieve. An oval frame.
- Paso 2. Raquetas de nieve — está hecho de — Cuero. The webbing was woven from rawhide strips.
- Paso 3. Cuero — es material para — Fuelle. Bellows are a leather bag.
- Paso 4. Fuelle — forma parte de — Pianola. Pedal bellows create suction.
- Paso 5. Pianola — funciona como — Telar Jacquard. A perforated medium controls a machine — a weaving one in one case, a musical one in the other.
- Paso 6. Telar Jacquard — funciona como — Imprenta de Gutenberg. An analogy, not proven influence: both set type and a chain of punched cards are a replaceable pattern that a machine reproduces over and over.