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| Quartz Cottonwood Triangular Arrowhead | Elongated Metavolcanic Aphanitic Cottonwood Triangular Indented Arrowhead |
 |
 |
| Recording Bedrock Milling Feature 13 | Recording Bedrock Milling Feature 17 |
PREHISTORIC
FEATURES AND ARTIFACTS
FROM SDI-15547 -- Part II
|
|
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| Quartz Cottonwood Triangular Arrowhead | Elongated Metavolcanic Aphanitic Cottonwood Triangular Indented Arrowhead |
|
|
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| Recording Bedrock Milling Feature 13 | Recording Bedrock Milling Feature 17 |
