Signal tower in Boppard Bf on 29<sup><span style="font-size:60%">th</span></sup> of June 2022.<br />
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Photo &copy;<a href="mailto:arn%69mvh%65%72ff%40un%69-du%69sburg%2ed%65?subject=Picture%20at%20railfaneurope.net">Arnim v. Herff</a><br />