File:Speedwell Ironworks factory building.jpg
Original file (3,008 × 2,000 pixels, file size: 3.03 MB, MIME type: image/jpeg)
Captions
This is an image of a place or building that is listed on the National Register of Historic Places in the United States of America. Its reference number is 74001186. |
Summary
[edit]The factory house at Speedwell Ironworks, the site of the first public demonstration of the electric telegraph on January 11, 1838, by Alfred Vail and Samuel Morse. Photography by Leif Knutsen.
Licensing
[edit]Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue |
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. | ||
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This licensing tag was added to this file as part of the GFDL licensing update.http://creativecommons.org/licenses/by-sa/3.0/CC BY-SA 3.0Creative Commons Attribution-Share Alike 3.0truetrue |
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Object location | 40° 47′ 50″ N, 74° 28′ 51″ W | View this and other nearby images on: OpenStreetMap | 40.797222; -74.480833 |
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:14, 7 September 2006 | 3,008 × 2,000 (3.03 MB) | Leifern (talk | contribs) | The factory house at Speedwell Ironworks, the site of the first public demonstration of the electric telegraph on January 11, 1838, by Alfred Vail and Samuel Morse. Photography by Leif Knutsen. |
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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 | NIKON CORPORATION |
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Camera model | NIKON D70 |
Exposure time | 1/125 sec (0.008) |
F-number | f/9 |
Date and time of data generation | 12:14, 6 September 2006 |
Lens focal length | 40 mm |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop Elements 4.0 Windows |
File change date and time | 09:10, 7 September 2006 |
Y and C positioning | Co-sited |
Exposure Program | Not defined |
Exif version | 2.21 |
Date and time of digitizing | 12:14, 6 September 2006 |
Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 4.2 APEX (f/4.29) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
DateTimeOriginal subseconds | 00 |
DateTimeDigitized subseconds | 00 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Custom process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 60 mm |
Scene capture type | Landscape |
Contrast | Normal |
Saturation | Normal |
Sharpness | Hard |
Subject distance range | Unknown |