Orville Adalbert Derby, Date of Birth, Date of Death

Orville Adalbert Derby

American geologist

Date of Birth: 23-Jul-1851

Date of Death: 27-Nov-1915

Profession: geologist

Nationality: Brazil

Zodiac Sign: Leo

Orville Adalbert Derby (Portuguese pronunciation: ['??vi? ?dzaw'b??ts 'd??bi]; July 23, 1851 – November 27, 1915) was an American geologist who worked in Brazil.