File:Tri-Signal Telegraph Set by Elkay Mfg. Corp., postcard by Tichnor Brothers, c. 1930–1945, from the Digital Commonwealth - 2 commonwealth kp78gk274.jpg
Original file (3,268 × 2,052 pixels, file size: 6.15 MB, MIME type: image/jpeg)
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Summary[edit]
DescriptionTri-Signal Telegraph Set by Elkay Mfg. Corp., postcard by Tichnor Brothers, c. 1930–1945, from the Digital Commonwealth - 2 commonwealth kp78gk274.jpg |
English: Tri-Signal Telegraph Set by Elkay Mfg. Corp., postcard by Tichnor Brothers, c. 1930–1945, from the Digital Commonwealth - 2 commonwealth kp78gk274. |
Date | c. 1930–1945 |
Source | Digital Commonwealth (https://www.digitalcommonwealth.org/search/commonwealth:kp78gk274) |
Author | Product by Elkay Mfg. Corp., New York, postcard by Tichnor Brothers |
Licensing[edit]
Public domainPublic domainfalsefalse |
This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
العربية ∙ Deutsch ∙ English ∙ español ∙ français ∙ galego ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ português ∙ português do Brasil ∙ русский ∙ sicilianu ∙ slovenščina ∙ українська ∙ 简体中文 ∙ 繁體中文 ∙ +/− |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:36, 8 March 2022 | 3,268 × 2,052 (6.15 MB) | Daderot (talk | contribs) | Uploaded a work by Product by Elkay Mfg. Corp., New York, postcard by Tichnor Brothers from Digital Commonwealth (https://www.digitalcommonwealth.org/search/commonwealth:kp78gk274) with UploadWizard |
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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 |
---|---|
Camera model | NIKON D810 |
Exposure time | 1/125 sec (0.008) |
F-number | f/11 |
ISO speed rating | 64 |
Date and time of data generation | 15:14, 23 September 2020 |
Lens focal length | 60 mm |
Pixel composition | RGB |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop 21.2 (Macintosh) |
File change date and time | 10:52, 25 September 2020 |
Exposure Program | Manual |
Exif version | 2.3 |
Date and time of digitizing | 15:14, 23 September 2020 |
APEX shutter speed | 6.9657840004058 |
APEX aperture | 6.9188630026086 |
APEX exposure bias | 0 |
Maximum land aperture | 4 APEX (f/4) |
Subject distance | 0.010204081632653 meters |
Metering mode | Pattern |
Light source | Flash |
Flash | Flash did not fire, compulsory flash suppression |
DateTimeOriginal subseconds | 73 |
DateTimeDigitized subseconds | 73 |
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 | Manual exposure |
White balance | Manual white balance |
Digital zoom ratio | 1 |
Focal length in 35 mm film | 60 mm |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Serial number of camera | 3021885 |
Lens used | 60 mm f/4 |
Unique ID of original document | xmp.did:9d79b54a-5848-4e4c-8917-c55318972650 |
Date metadata was last modified | 06:52, 25 September 2020 |
IIM version | 2 |