Corundum and Its Occurence and Distribution in the United States (a Rev. and Enl. Ed. of .
Corundum and Its Occurrence and Distribution in the United States (A Rev. and Enl. Ed. of Bulletin No. 180)
Corundum and Its Occurrence and Distribution in the United States: (A Rev. and Enl. Ed. of Bulletin No. 180)
Corundum and the Peridotites of Western North Carolina
Cryptobranchaus japonicus; schediasma anatomicum, quod almae et antequissimae Universitati Vidonbonensi, al solennia saecularia quinta, pie celdebranda;
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