File:330-PS-1055 (USN 708074) (19322648645).jpg
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Size of this preview: 774 × 600 pixels. Other resolutions: 310 × 240 pixels | 620 × 480 pixels | 991 × 768 pixels | 1,280 × 992 pixels | 2,560 × 1,984 pixels | 2,927 × 2,268 pixels.
Original file (2,927 × 2,268 pixels, file size: 1.37 MB, MIME type: image/jpeg)
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Structured data
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Summary
[edit]Description330-PS-1055 (USN 708074) (19322648645).jpg | 330-PS-1055 (USN 708074): U.S. Navy’s Cold Weather Boot. Development of a new revolutionary boot for protection against extreme cold has been announced by the U.S. Navy. The new boot (left), the result of more than two years of research by the Naval Clothing Depot, Brooklyn, New York, reduces perspiration and has insulation sealed in after the manner of a picnic jug. The standard boot (right) now used by the U.S. Army, Marine Corps, and shore-based Navy personnel in wet-cold areas is the “shoepac,” a combination rubber and leather boot worn with one or two pairs of heavy wool socks. Since the insulating value of this combination is primarily in the socks, the “shoepac” is satisfactory only if men have the opportunity to change to dry socks at lease every twelve hours. The new boot, originally intended primarily for wear onboard ships in the arctic or sub-arctic but now adapted to use ashore or afloat is rubber inside and out, with wool insulation sandwiched and sealed in as interlining in the sole, around the foot and ankles, and in the expanding-gusset type tongue. It is worn with only one pair of medium weight wool-cotton socks, thereby keeping the rubber inner-lining as close to the skin as possible to prevent excessive perspiration. Tests have proven the theory that this type of lighter-weight rubber boat, with the insulation sealed in as a refrigerator, not only reduces perspiration but will even cause cold water coming in over the top of the boot to approach normal sink temperature within an hour. The boot is extremely comfortable to wear. Photograph released January 24, 1951. (6/30/2015). |
Date | |
Source | 330-PS-1055 (USN 708074) |
Author | National Museum of the U.S. Navy |
Licensing
[edit]This image was originally posted to Flickr by Photograph Curator at https://flickr.com/photos/127906254@N06/19322648645 (archive). It was reviewed on 10 July 2018 by FlickreviewR 2 and was confirmed to be licensed under the terms of the Public Domain Mark. |
10 July 2018
Public domainPublic domainfalsefalse |
This file is a work of a sailor or employee of the U.S. Navy, taken or made as part of that person's official duties. As a work of the U.S. federal government, it is in the public domain in the United States.
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 05:08, 10 July 2018 | 2,927 × 2,268 (1.37 MB) | Hiàn (alt) (talk | contribs) | Transferred from Flickr via #flickr2commons |
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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 D80 |
Exposure time | 1/320 sec (0.003125) |
F-number | f/9 |
ISO speed rating | 1,600 |
Date and time of data generation | 10:29, 30 June 2015 |
Lens focal length | 18 mm |
Width | 3,872 px |
Height | 2,592 px |
Bits per component |
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Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CS6 (Windows) |
File change date and time | 06:08, 1 July 2015 |
Y and C positioning | Co-sited |
Exposure Program | Not defined |
Exif version | 2.21 |
Date and time of digitizing | 10:29, 30 June 2015 |
Meaning of each component |
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Image compression mode | 4 |
APEX shutter speed | 8.321928 |
APEX aperture | 6.33985 |
APEX exposure bias | 0 |
Maximum land aperture | 4 APEX (f/4) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash did not fire, compulsory flash suppression |
DateTime subseconds | 90 |
DateTimeOriginal subseconds | 90 |
DateTimeDigitized subseconds | 90 |
Supported Flashpix version | 1 |
Color space | Uncalibrated |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Scene type | A directly photographed image |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 27 mm |
Scene capture type | Standard |
Scene control | High gain up |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Serial number of camera | 3073408 |
Lens used | 12.0-24.0 mm f/4.0 |
Date metadata was last modified | 02:08, 1 July 2015 |
Unique ID of original document | 5FC68720B2F8F8FBB57F87F8A001A182 |