LeRoy, L. W.
Biostratigraphy of the Maqfi section, Egypt / L. W. LeRoy. - [...?] : Geological Society of America, c 1953. - 73 p. : ill. ; 25 cm. - The geological society of America memoir, 54. .
342 342
Historical geology.
551.7 / L562b
Biostratigraphy of the Maqfi section, Egypt / L. W. LeRoy. - [...?] : Geological Society of America, c 1953. - 73 p. : ill. ; 25 cm. - The geological society of America memoir, 54. .
342 342
Historical geology.
551.7 / L562b