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File:JapanesePolishedStoneAxes.JPG

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Polished stone axes. From Hinatabayashi, B site, Shinanomachi, Nagano. Pre-Jomon (Paleolithic) period, around 30,000 BCE. Tokyo National Museum.

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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 PowerShot S110
Exposure time 1/15 sec (0.066666666666667)
F-number f/4
Date and time of data generation 16:56, 3 November 2004
Lens focal length 10.8125 mm
File change date and time 16:56, 3 November 2004
Y and C positioning Centered
Exif version 2.1
Date and time of digitizing 16:56, 3 November 2004
Image compression mode 5
Shutter speed 3.90625
APEX aperture 4
Exposure bias 0
Maximum land aperture 2.9708557128906 APEX (f/2.8)
Subject distance 0.657 meters
Metering mode Pattern
Flash Flash did not fire
Colour space sRGB
Focal plane X resolution 7,766.9902912621
Focal plane Y resolution 7,741.935483871
Focal plane resolution unit inches
Sensing method One-chip colour area sensor

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