Armstrong, Augustus K. 1930
Biostratigraphy of Mississippian lithostrotionoid corals, Lisburne group, Arctic Alaska / by Augustus K. Armstrong. -- Washington : United States Government Printing Office, 1972 - 25 p., [9] h. de lam. -- (Geological Survey Professional Paper ; 743-A).
Alaska
Corales fósiles
563.6(798)
Biostratigraphy of Mississippian lithostrotionoid corals, Lisburne group, Arctic Alaska / by Augustus K. Armstrong. -- Washington : United States Government Printing Office, 1972 - 25 p., [9] h. de lam. -- (Geological Survey Professional Paper ; 743-A).
Alaska
Corales fósiles
563.6(798)