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@@ -627,7 +627,7 @@ <h3 id="more-open-source-pumps">More open source pumps<a class="headerlink" href
 <ul>
 <li><a href="http://www.mass-spec.ru/projects/diy/syringe_pump/eng/">Open-source syringe pump</a> by Moscow State University's Mass Spectrometry Lab</li>
 <li><a href="http://www.appropedia.org/Open-source_syringe_pump">Open-source syringe pump</a>  by Michigan Tech's Open Sustainability Technology Lab</li>
-<li><a href="http://jvoigts.scripts.mit.edu/blog/low-cost-syringe-pump/">Low cost laser cut syringe pump</a> by Jakob Voigts</li>
+<li><a href="https://web.archive.org/web/20211129184027/http://jvoigts.scripts.mit.edu/blog/low-cost-syringe-pump/#expand">Low cost laser cut syringe pump</a> by Jakob Voigts</li>
 <li><a href="https://pachterlab.github.io/poseidon/">Poisedon</a> by the Pachter Lab</li>
 <li><a href="https://hackaday.com/2015/05/29/pump-up-the-volume-with-the-3d-printed-syringe-pump-rack/">3D Printed Syringe Pump Rack</a> by aldricnegrier</li>
 <li><a href="https://hackaday.com/2017/02/26/diy-syringe-pump-saves-big-bucks-for-hackers-lab/">DIY Syringe Pump</a>  by Naroom</li>