Image: Ishihara 9

Size of this preview: 600 × 600 pixels. Other resolutions: 240 × 240 pixels | 1,125 × 1,125 pixels.
Original image (1,125 × 1,125 pixels, file size: 1.25 MB, MIME type: image/png)
Description: Ishihara Plate 9
Title: Ishihara 9
Credit: Unknown
Author: Unknown
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
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