90-46-A USN Boarding axe.jpg
From Warlike
90-46-A_USN_Boarding_axe.jpg (640 × 480 pixels, file size: 92 KB, MIME type: image/jpeg)
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Summary
| Description90-46-A USN Boarding axe.jpg |
Accession 90-46-A USN Boarding Axe 16"H x 6.5" W Civil War USN boarding axe with Navy ordnance markings. Boarding Axes were used to clear rigging when boarding a sailing ship and as a general weapon. The use of boarding axes ended with the transition of sailing ships to the age of steam. Collection of Curator Branch, Naval History and Heritage Command. |
| Date | |
| Source | 90-46-A USN Boarding axe |
| Author | Naval History & Heritage Command from Washington, DC, USA |
Licensing
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- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the licence, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
| This image, originally posted to Flickr, was reviewed on 13 April 2012 by the administrator or reviewer File Upload Bot (Magnus Manske), who confirmed that it was available on Flickr under the stated license on that date. |
Captions
Items portrayed in this file
depicts
some value
12 February 2012
0.07692307692307692307 second
3.5
7.173 millimetre
800
image/jpeg
e7b9e7e7827a66dd34da5f5bba06778a335df347
94,402 byte
480 pixel
640 pixel
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:47, 13 April 2012 | 640 × 480 (92 KB) | wikimediacommons>File Upload Bot (Magnus Manske) |
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Metadata
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| Camera manufacturer | Canon |
|---|---|
| Camera model | Canon PowerShot SD780 IS |
| Exposure time | 1/13 sec (0.076923076923077) |
| F Number | f/3.5 |
| ISO speed rating | 800 |
| Date and time of data generation | 01:14, 12 February 2012 |
| Lens focal length | 7.173 mm |
| Orientation | Normal |
| Horizontal resolution | 180 dpi |
| Vertical resolution | 180 dpi |
| File change date and time | 01:14, 12 February 2012 |
| Y and C positioning | Co-sited |
| Exif version | 2.21 |
| Date and time of digitising | 01:14, 12 February 2012 |
| Meaning of each component |
|
| Image compression mode | 3 |
| APEX shutter speed | 3.6875 |
| APEX aperture | 3.625 |
| APEX exposure bias | 0 |
| Maximum land aperture | 3.625 APEX (f/3.51) |
| Metering mode | Pattern |
| Flash | Flash did not fire, compulsory flash suppression |
| Supported Flashpix version | 1 |
| Colour space | sRGB |
| Focal plane X resolution | 2,622.9508196721 |
| Focal plane Y resolution | 2,622.9508196721 |
| Focal plane resolution unit | inches |
| Sensing method | One-chip colour 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 |
