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File:Fernão Vaz Dourado 1571-1.jpg

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Picture of the day

This image was selected as picture of the day on Wikimedia Commons for 18 July 2008. It was captioned as follows:

English: West Africa in a nautical chart of Portuguese cartographer Fernão Vaz Dourado, 1571.

Summary

Description
English: Nautical chart of Portuguese cartographer Fernão Vaz Dourado (c. 1520 - c. 1580), part of a nautical atlas drawn in 1571 and now kept in the Portuguese National Archives of Torre do Tombo, Lisbon.
Français : Carte nautique de Fernão Vaz Dourado (c. 1520 - c. 1580), extraite d'un atlas nautique tracé en 1571 et conservé dans les Archives Nationales Portugaises de Torre do Tombo, à Lisbone.
Date Original work of 1571. Photo taken in 2008
Source Own work
Author Alvesgaspar


Licensing

Public domain This image (or other media file) is in the public domain because its copyright has expired.

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Dialog-warning.svg You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years, Russia has 74 years for some authors. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement the rule of the shorter term.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.
The following pages on Schools Wikipedia link to this image (list may be incomplete):

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 NIKON CORPORATION
Camera model NIKON D80
Exposure time 1/80 sec (0.0125)
F-number f/8
ISO speed rating 100
Date and time of data generation 13:31, 6 March 2008
Lens focal length 38 mm
Orientation Normal
Horizontal resolution 300 dpi
Vertical resolution 300 dpi
Software used Ver.1.01
File change date and time 13:31, 6 March 2008
Y and C positioning Co-sited
Exposure Program Aperture priority
Exif version 2.21
Date and time of digitizing 13:31, 6 March 2008
Meaning of each component
  1. Y
  2. Cb
  3. Cr
  4. does not exist
Image compression mode 4
Exposure bias 0
Maximum land aperture 3.5 APEX (f/3.36)
Metering mode Pattern
Light source Unknown
Flash Flash did not fire
DateTime subseconds 70
DateTimeOriginal subseconds 70
DateTimeDigitized subseconds 70
Supported Flashpix version 0,100
Colour space sRGB
Sensing method One-chip colour 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 57 mm
Scene capture type Standard
Scene control None
Contrast Hard
Saturation Normal
Sharpness Normal
Subject distance range Unknown

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