Image: Alexander von Humboldt signature
Size of this PNG preview of this SVG file: 338 × 92 pixels. Other resolution: 320 × 87 pixels.
Original image (SVG file, nominally 338 × 92 pixels, file size: 10 KB)
Description: Alexander von Humboldt signature
Title: Alexander von Humboldt signature
Credit: Friedrich Heinrich Alexander
Author: Alexander von Humboldt
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
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