Bison skull pile

Författare/Upphovsman:

OkändUnknown author

Kreditera:

Burton Historical Collection, Detroit Public Library

Kort länk:

https://sewiki.info/b/62e2e

Källa:

Wikimedia Commons

Upplösning:

5689 x 4448 Pixel (2473795 Bytes)

Beskrivning:

1892: bison skulls await industrial processing at Michigan Carbon Works in Rogueville (a suburb of Detroit). Bones were used processed to be used for glue, fertilizer, dye/tint/ink, or were burned to create "bone char" which was an important component for sugar refining.

Licens:

Public domain