File:Pelican Lake Projectile Point (FOUS 3911) (b19d2d76-1dd8-b71b-0b24-44bf3f9968e8).jpg
Original file (1,200 × 740 pixels, file size: 257 KB, MIME type: image/jpeg)
Captions
Summary
[edit]English: Pelican Lake Projectile Point (FOUS 3911) | |||||
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Photographer |
English: NPS photo |
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Title |
English: Pelican Lake Projectile Point (FOUS 3911) |
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Publisher |
English: U.S. National Park Service |
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Description |
English: Knife River flint corner-notched Pelican Lake projectile point. The Lynch Quarry Site in central western North Dakota was a major quarrying site for Knife River flint. A highly prized lithic, Knife River flint was knapped into projectile points like this one, a corner-notched Pelican Lake projectile point. Points such as this were manufactured and used between 3,000 BP and 1,500 BP.
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Depicted place |
English: Fort Union Trading Post National Historic Site |
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Date | Taken on 24 February 2017 | ||||
Accession number | |||||
Source |
English: NPGallery |
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Permission (Reusing this file) |
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NPS Unit Code InfoField | FOUS | ||||
Album(s) InfoField | English: Artifacts of Fort Union: Weapons |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 09:20, 14 May 2024 | 1,200 × 740 (257 KB) | BMacZeroBot (talk | contribs) | Batch upload (Commons:Batch uploading/NPGallery) |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | Canon |
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Camera model | Canon EOS DIGITAL REBEL XTi |
Exposure time | 1/125 sec (0.008) |
F-number | f/5 |
ISO speed rating | 400 |
Date and time of data generation | 13:12, 24 February 2017 |
Lens focal length | 50 mm |
Orientation | Normal |
File change date and time | 13:12, 24 February 2017 |
Y and C positioning | Co-sited |
Exposure Program | Not defined |
Exif version | 2.21 |
Date and time of digitizing | 13:12, 24 February 2017 |
Meaning of each component |
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APEX shutter speed | 6.9657897949219 |
APEX aperture | 4.6438598632812 |
APEX exposure bias | 0 |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
DateTimeOriginal subseconds | 00 |
DateTimeDigitized subseconds | 00 |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 4,433.2953249715 |
Focal plane Y resolution | 4,453.6082474227 |
Focal plane resolution unit | inches |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Scene capture type | Standard |