Harald Böttger<p>Seit 1867 sorgt eine bewährte Technik für die Sicherheit auf den Schienen, das "Mechanische Stellwerk". Daher passt es gut zum aktuellen Thema der <a href="https://berlin.social/tags/52WochenFotoChallenge" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>52WochenFotoChallenge</span></a> zum Thema <a href="https://berlin.social/tags/Technik" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Technik</span></a> <a href="https://berlin.social/tags/Fotografie" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Fotografie</span></a> <a href="https://berlin.social/tags/Olympus" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Olympus</span></a> <a href="https://berlin.social/tags/bahnhof" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bahnhof</span></a> <a href="https://berlin.social/tags/%C3%BCberlingen" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>überlingen</span></a> <a href="https://berlin.social/tags/bodensee" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bodensee</span></a> <a href="https://berlin.social/tags/g%C3%BCrtelbahn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gürtelbahn</span></a></p><p><a href="http://haraldboettger.blog/2025/05/11/technik-19-52/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">http://</span><span class="ellipsis">haraldboettger.blog/2025/05/11</span><span class="invisible">/technik-19-52/</span></a></p>