at two or three horizons
*
back of map (90ºcw; levels 150 1.00 255)
at rear of Transactions of the Edinburgh Geological Society. Vol. VIII. Part I. (1901)
University of Michigan copy, digitized January 16, 2009
aside —
opens to hidden map, Princeton copy, at Hathitrust
and click here for screengrab of Google scan of this page.
epigram ex p 16
tags:
atmospherics; only; Transactions of the Edinburgh Geological Society (1901)