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This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
A combined field and laboratory investigation of the primarily volcanic Roskruge range, Pima County,...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
Isotopic and trace element data on igneous rocks in nine multiphase magmatic complexes of Laramide a...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
Mafic dikes and sills intrude sediments of the Late Jurassic (Early Cretaceous?) lower McCoy Mountai...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
A combined field and laboratory investigation of the primarily volcanic Roskruge range, Pima County,...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
Isotopic and trace element data on igneous rocks in nine multiphase magmatic complexes of Laramide a...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
Mafic dikes and sills intrude sediments of the Late Jurassic (Early Cretaceous?) lower McCoy Mountai...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
This item was digitized from a paper original and/or a microfilm copy. If you need higher-resolution...
A combined field and laboratory investigation of the primarily volcanic Roskruge range, Pima County,...