Johannsen, Albert

1871 – 1962

• A descriptive petrography of the igneous rocks
• A key for the determination of rock-forming minerals in thin sections
• Essentials for the microscopical determination of rock-forming minerals and rocks, in thin sections
• Manual of petrographic methods
• The House of Beadle and Adams and its dime and nickel novels
• The House of Beadle and Adams