Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Das Premium bekommen

Create a timeline

Public timelines

About & Feedback Vereinbarung Privatheit FAQ

Cabinet Get premium

Donate

1 Jan 1890 Jahr - (1890) Herman Hollerith, tarjetas perforadas

Beschreibung:

Codificó los datos del censo en tarjetas perforadas. Inspirado en como los trenes identificaban sus pasajeros mediante boletos perforados.

Zugefügt zum Band der Zeit:

DoritosElectrónicos_Linea

16 Nov 2017

0

0

437

Datum:

1 Jan 1890 Jahr

Jetzt

~ 135 years ago

About & Feedback Vereinbarung Privatheit FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL