diff --git a/300s School/NUCE 2113 - Radiation Detection and Measurement/Laboratory 8.md b/300s School/NUCE 2113 - Radiation Detection and Measurement/Laboratory 8.md
index 4615ca55..f55c6fcf 100644
--- a/300s School/NUCE 2113 - Radiation Detection and Measurement/Laboratory 8.md	
+++ b/300s School/NUCE 2113 - Radiation Detection and Measurement/Laboratory 8.md	
@@ -11,3 +11,7 @@ calibrating
 300 - 2282
 200 - 1522
 100 - 761
+
+th small peak 3496
+th large peak 3549
+cm peak at 4398