Dardos e hollerith tabulator: o que têm em comum

1. Passo 1. Dardos — é feito de — Plant fibre. Modern ones are made of compressed sisal.
2. Passo 2. Plant fibre — é utilizado em — Loom. Cloth is woven from threads spun from fibres.
3. Passo 3. Loom — inclui — Jacquard loom. A loom with punched cards.
4. Passo 4. Jacquard loom — utiliza — Punched card. Each punched card sets one pass of the pattern.
5. Passo 5. Punched card — é utilizado em — Hollerith tabulator. The 1890 census data was encoded on punched cards.

Abrir Evothings