Category:Reasons suggestive of mining on physical principles for gold and coal

From Wikimedia Commons, the free media repository

Jump to navigation Jump to search

Media in category "Reasons suggestive of mining on physical principles for gold and coal"

The following 2 files are in this category, out of 2 total.

Reasons suggestive of mining on physical principles for gold and coal (Page (3)) BHL48227550.jpg 1,417 × 2,232; 277 KB
Reasons suggestive of mining on physical principles for gold and coal (Page 4) BHL48227549.jpg 1,417 × 2,232; 156 KB

Retrieved from "https://commons.wikimedia.org/w/index.php?title=Category:Reasons_suggestive_of_mining_on_physical_principles_for_gold_and_coal&oldid=351530274"

Non-topical/index:

Biodiversity Heritage Library Museum Victoria collection