Update README.md

markusgft · web-flow · commit 6b11ed3355c4 · 2019-04-26T20:21:34.000+02:00
diff --git a/README.md b/README.md
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 # Control Toolbox
 
 This is the Control Toolbox, an efficient C++ library for control, estimation, optimization and motion planning in robotics.
-
 Please find the documentation [here](https://adrlab.bitbucket.io/ct)
 
+# Earlier Versions
+
+Earlier versions up to v2.3 are hosted on bitbucket, they can be found at https://bitbucket.org/adrlab/ct/wiki/Home
 
 # Licence Information
 
