Early Silurian graptolites from southeastern Alaska and their correlation with graptolitic sequences in North America and the Arctic
Title:
Early Silurian graptolites from southeastern Alaska and their correlation with graptolitic sequences in North America and the Arctic
Author:
Churkin, Michael, 1932-
Personal Author:
Publication Information:
Washington : U.S. Govt. Print. Off., 1970.
Physical Description:
iii, 51 pages, 10 unnumbered pages : illustrations, maps. ; 29 cm.
Language:
English
Added Author:
Format :
Book