Fossils are of four kinds, viz. saline, earthy, inflammable and metallic; hence arise four classes. — Torbern Bergman Copy Share Image
The mineral kingdom consists of the fossil substances found in the earth. These are either entirely destitute of organic structure, or, having once possessed… — Torbern Bergman Copy Share Image
Fossils are of four kinds, viz. saline, earthy, inflammable and metallic; hence arise four classes. — Torbern Bergman Copy Share Image
