Ours-Pierre-Armand Petit-Dufrénoy, French geologist and mineralogist (d. 1857)
Ours-Pierre-Armand Petit-Dufrénoy (5 September 1792 – 20 March 1857) was a French geologist and mineralogist.
Ours-Pierre-Armand Petit-Dufrénoy, French geologist and mineralogist (d. 1857)
Ours-Pierre-Armand Petit-Dufrénoy (5 September 1792 – 20 March 1857) was a French geologist and mineralogist.