diff --git a/Chapter_09/Chapter_09.sql b/Chapter_09/Chapter_09.sql
index de87962..8a77623 100644
--- a/Chapter_09/Chapter_09.sql
+++ b/Chapter_09/Chapter_09.sql
@@ -258,7 +258,7 @@ GROUP BY stabr, stataddr
 ORDER BY stabr, stataddr;
 
 -- Listing 9-11: Using the sum() aggregate function to total visits to
--- libraries in 2014 and 2009
+-- libraries in 2016, 2017, and 2018
 
 -- 2018
 SELECT sum(visits) AS visits_2018
diff --git a/Chapter_10/Chapter_10.sql b/Chapter_10/Chapter_10.sql
index 0e8bbc3..a55d1a0 100644
--- a/Chapter_10/Chapter_10.sql
+++ b/Chapter_10/Chapter_10.sql
@@ -101,12 +101,6 @@ SET st_copy = st;
 
 -- Listing 10-10: Checking values in the st and st_copy columns
 
-SELECT st,
-       st_copy
-FROM meat_poultry_egg_establishments
-ORDER BY st;
-
--- With WHERE clause to check for equality
 SELECT st,
        st_copy
 FROM meat_poultry_egg_establishments