Classification vs Longitude: Which Should You Read?

Classification Library of Congress. Subject Cataloging Division. · 1904 ★★★★☆ 3.8 233 pages · ≈ 4 h 19 m · Demanding

Classification is the activity of assigning objects to some pre-existing classes or categories. This is distinct from the task of establishing the classes themselves (for example through cluster analysis). Examples…

Longitude Dava Sobel · 1995 ★★★★☆ 4.3 188 pages · ≈ 3 h 29 m · Moderate

“Once on a Wednesday excursion when I was a little girl, my father bought me a beaded wire ball that I loved.”

The dramatic human story of an epic scientific quest and of one man's forty-year obsession to find a solution to the thorniest scientific dilemma of the day--"the longitude problem." Anyone alive in the eighteenth…