File:View of Lock 3 Reconstruction Work from 30th Street (2023107e-1dd8-b71b-0b87-fb06ace4ca89).JPG
Original file (3,264 × 2,448 pixels, file size: 4.4 MB, MIME type: image/jpeg)
Captions
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Summary[edit]
English: View of Lock 3 Reconstruction Work from 30th Street | |||||
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Photographer |
English: National Park Service |
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Title |
English: View of Lock 3 Reconstruction Work from 30th Street |
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Publisher |
English: U.S. National Park Service |
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Description |
English: Construction site located in an excavated area. Construction and equipment and works building stone walls. View looking upstream from the 30th Street bridge. The stone walls rising in the center are the ashlar (cut stone) walls of the lock itself. The new walls are resting on a new reinforced concrete foundation.
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Depicted place |
English: Chesapeake and Ohio Canal National Historical Park |
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Date | Taken on 14 November 2017 | ||||
Accession number | |||||
Source |
English: NPGallery |
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Permission (Reusing this file) |
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NPS Unit Code InfoField | CHOH | ||||
Album(s) InfoField | English: Reconstructing Lock 3 in Georgetown |
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 23:44, 10 May 2024 | 3,264 × 2,448 (4.4 MB) | 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 PowerShot SD1100 IS |
Exposure time | 1/500 sec (0.002) |
F-number | f/2.8 |
ISO speed rating | 100 |
Date and time of data generation | 12:30, 14 November 2017 |
Lens focal length | 6.2 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
File change date and time | 12:30, 14 November 2017 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 12:30, 14 November 2017 |
Meaning of each component |
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Image compression mode | 5 |
APEX shutter speed | 8.96875 |
APEX aperture | 2.96875 |
APEX exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, auto mode |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 14,506.666666667 |
Focal plane Y resolution | 14,485.207100592 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |