Last Updated：2025/11/29
In the museum, a well-preserved siphon recorder demonstrated how telegraph messages were transcribed as ink lines on paper tape for later reading by a trained operator.
See correct answer
In the museum, a well-preserved siphon recorder demonstrated how telegraph messages were transcribed as ink lines on paper tape for later reading by a trained operator.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
