Linnaeus invented the index card - Boing Boing

We all know Carl Linnaeus as the father of taxonomy, but how did he keep all that taxonomic information organized? Turns out he invented index cards: Speaking at the annual…

card index for writing

How the Index Card Cataloged the World - The Atlantic

How the index card launched the information age – MULTIMEDIAMAN

Globe With Plane Handmade Thank You Boxed Blank Note Cards

1770s - Wikipedia

Sold as 100/Pack. Horizontally ruled on 1 side for neat notes. Blank on other side for easy customization. Rotary-cut for uniform height.

Business Source 65263 Index Cards, Ruled, 72 lb., 5-Inch x8-Inch , 100/PK, White

Index Cards · Physical, Electrical, Digital

Linnaeus invented the index card - Boing Boing

card index for writing