Note on the occurrence of erratics at higher levels than the rock-masses from which they have been derived /
Geikie, James,1839-1915.
[Glasgow : Geological Society of Glasgow,
1873]
"Reprinted from the "Transactions of the Geological Society of Glasgow." Vol. IV., Part III, Page 235."--P. [1].
Title from caption.
With bibliographical references.
Glacial epoch.