Image:Donna Halper.jpg
From Wikipedia, the free encyclopedia
Size of this preview: 800 × 533 pixels
Full resolution (3,456 × 2,304 pixels, file size: 2.11 MB, MIME type: image/jpeg)
| This is a file from the Wikimedia Commons. The description on its description page there is shown below.
|
| Description |
Donna L. Halper presents a summary of her paper (with Christopher Sterling), "Fessenden's Christmas Eve Broadcast: Reconsidering an Historic Event", Antique Wireless Association Review, vol. 19, pp. 119–139 (2006). The event took place at the Isaac Winslow house, Marshfield, Massachusetts. |
|---|---|
| Source | |
| Date |
2006-10-07 |
| Author |
Garrett Wollman |
| Permission (Reusing this image) |
By consent of the photographer. |
   |
This file is licensed under the Creative Commons Attribution ShareAlike 2.5 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 02:11, 15 October 2006 | 3,456×2,304 (2.11 MB) | 121a0012 | ({{Information |Description=Donna L. Halper presents a summary of her paper (with Christopher Sterling), "Fessenden's Christmas Eve Broadcast: Reconsidering an Historic Event", ''Antique Wireless Association Review'', vol. 19, pp. 119) |
File links
The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
| Camera manufacturer | Canon |
|---|---|
| Camera model | Canon EOS DIGITAL REBEL XT |
| Exposure time | 1/50 sec (0.02) |
| F-number | f/1.8 |
| Date and time of data generation | 13:59, 7 October 2006 |
| Lens focal length | 50 mm |
| Orientation | Normal |
| Horizontal resolution | 72 dpi |
| Vertical resolution | 72 dpi |
| File change date and time | 13:59, 7 October 2006 |
| Y and C positioning | 2 |
| Exposure Program | Aperture priority |
| ISO speed rating | 100 |
| Exif version | 2.21 |
| Date and time of digitizing | 13:59, 7 October 2006 |
| Shutter speed | 5.6438598632812 |
| Aperture | 1.6959991455078 |
| Exposure bias | 0 |
| Metering mode | Pattern |
| Flash | 9 |
| Color space | sRGB |
| Focal plane X resolution | 3954.233409611 |
| Focal plane Y resolution | 3958.7628865979 |
| Focal plane resolution unit | inches |
| Custom image processing | Normal process |
| Exposure mode | Auto exposure |
| White balance | Auto white balance |
| Scene capture type | Standard |
