Diff of Infrastructure And Operations/Rathouse at e92c006

diff --git a/infrastructure_and_operations/rathouse.myco b/infrastructure_and_operations/rathouse.myco
index 2d9166b..c401e6c 100644
--- a/infrastructure_and_operations/rathouse.myco
+++ b/infrastructure_and_operations/rathouse.myco
@@ -5,7 +5,9 @@ drives
 ```
-frontplate number | serial number
-0                 | 
-1                 | 
+frontplate number | SSD serial number
+0                 | 19431D801189
+1                 | 22062712800355
 2                 | PHYF209106Y93P8EGN
 3                 | PHYF209300LX3P8EGN
-```
\ No newline at end of file
+```
+
+use `smartctl -x /dev/sdb | grep Serial` to print serial numbers.
\ No newline at end of file