Image: German HP signals
Size of this preview: 397 × 599 pixels. Other resolutions: 159 × 240 pixels | 1,460 × 2,204 pixels.
Original image (1,460 × 2,204 pixels, file size: 729 KB, MIME type: image/jpeg)
Description: German railway signals (Hp system)
Title: German HP signals
Credit: Own work
Author: Nominativus
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
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