Cephalopods
Crinoids
Cooling Environments in an Igneous System
Collision of crustal plates
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| David Dillon's Science Graphics | |||||||
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| As a geologist and educator, I have been drafting figures for manuals and powerpoint presentations for more than a decade. These represent work from a manual that I illustrated and restructured and which has now fallen into disuse. | |||||||
| Brachiopods Cephalopods Crinoids Cooling Environments in an Igneous System Collision of crustal plates |
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