diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -5,3 +5,13 @@ Introductory work for my Master's Internship at HEP, organised in Jupyter Notebo
 Topics:
  * [Fourier Transforms](./fourier)
  * [Antenna Simulations](./simulations)
+
+[`lib`](./lib) contains a library.
+\
+Notebooks can pick it up by using
+```python
+import os
+import sys
+# Append parent directory to import path so refcurve can be found
+sys.path.append(os.path.dirname(os.path.abspath(os.getcwd())))
+```
diff --git a/simulations/lib/__init__.py b/lib/__init__.py
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rename to lib/__init__.py
diff --git a/simulations/lib/location/__init__.py b/lib/location/__init__.py
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rename from simulations/lib/location/__init__.py
rename to lib/location/__init__.py
diff --git a/simulations/lib/location/antenna.py b/lib/location/antenna.py
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rename from simulations/lib/location/antenna.py
rename to lib/location/antenna.py
diff --git a/simulations/lib/location/example.py b/lib/location/example.py
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rename to lib/location/example.py
diff --git a/simulations/lib/location/location.py b/lib/location/location.py
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rename from simulations/lib/location/location.py
rename to lib/location/location.py
diff --git a/simulations/lib/sampling/__init__.py b/lib/sampling/__init__.py
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diff --git a/simulations/lib/sampling/digitizer.py b/lib/sampling/digitizer.py
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diff --git a/simulations/lib/sampling/sampler.py b/lib/sampling/sampler.py
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diff --git a/simulations/lib/sampling/sampling.py b/lib/sampling/sampling.py
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diff --git a/simulations/lib/signals/__init__.py b/lib/signals/__init__.py
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diff --git a/simulations/lib/signals/digitisedsignal.py b/lib/signals/digitisedsignal.py
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rename from simulations/lib/signals/digitisedsignal.py
rename to lib/signals/digitisedsignal.py
diff --git a/simulations/lib/signals/signal.py b/lib/signals/signal.py
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rename from simulations/lib/signals/signal.py
rename to lib/signals/signal.py
diff --git a/simulations/lib/util.py b/lib/util.py
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rename from simulations/lib/util.py
rename to lib/util.py