The Vailan or annular theory: A synopsis of Prof. I. N. Vail's argument in…

The Vailan or annular theory: A synopsis of Prof. I. N. Vail's argument in support of the claim that this Earth once possessed a Saturn-like system of rings

Bowers, Stephen

The Vailan or annular theory: A synopsis of Prof. I. N. Vail's argument in support of the claim that this Earth once possessed a Saturn-like system of rings

Bowers, Stephen