diff --git a/DP1/200_Data_Products/204_Calibrations/204_2_The_Monster.ipynb b/DP1/200_Data_Products/204_Calibrations/204_2_The_Monster.ipynb
index 346c19f..8c41d9d 100644
--- a/DP1/200_Data_Products/204_Calibrations/204_2_The_Monster.ipynb
+++ b/DP1/200_Data_Products/204_Calibrations/204_2_The_Monster.ipynb
@@ -311,7 +311,7 @@
    "source": [
     "visitimage_refs = butler.query_datasets('visit_image',\n",
     "                                        where=\"visit.region OVERLAPS POINT(:ra, :dec) \"\n",
-    "                                        f\"and BAND='{my_band}'\",\n",
+    "                                        f\"and band='{my_band}'\",\n",
     "                                        bind={'ra': ra_cen, 'dec': dec_cen},\n",
     "                                        order_by=['visit', 'detector'],\n",
     "                                        with_dimension_records=True,\n",
@@ -749,14 +749,6 @@
    "source": [
     "> **Figure 2:** Astrometric residuals in RA (left) and Dec (right) across this particular field."
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "78be6057-e3b7-421e-9abf-ee39bca3e8ed",
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {
diff --git a/DP1/200_Data_Products/205_Point_Spread_Function_PSF/205_1_PSF_visit_images.ipynb b/DP1/200_Data_Products/205_Point_Spread_Function_PSF/205_1_PSF_visit_images.ipynb
index 388456f..4437f61 100644
--- a/DP1/200_Data_Products/205_Point_Spread_Function_PSF/205_1_PSF_visit_images.ipynb
+++ b/DP1/200_Data_Products/205_Point_Spread_Function_PSF/205_1_PSF_visit_images.ipynb
@@ -277,7 +277,7 @@
    "source": [
     "visitimage_refs = butler.query_datasets('visit_image',\n",
     "                                        where=\"visit.region OVERLAPS POINT(ra, dec) \"\n",
-    "                                        f\"and BAND='{my_band}'\",\n",
+    "                                        f\"and band='{my_band}'\",\n",
     "                                        bind={'ra': ra, 'dec': dec},\n",
     "                                        order_by=['visit', 'detector'],\n",
     "                                        with_dimension_records=True,\n",
diff --git a/DP1/300_Science_Demos/304_Cosmology/304_1_PSF_for_cosmology.ipynb b/DP1/300_Science_Demos/304_Cosmology/304_1_PSF_for_cosmology.ipynb
index 1760a8d..42adc55 100644
--- a/DP1/300_Science_Demos/304_Cosmology/304_1_PSF_for_cosmology.ipynb
+++ b/DP1/300_Science_Demos/304_Cosmology/304_1_PSF_for_cosmology.ipynb
@@ -333,7 +333,7 @@
     "visitimage_refs = butler.query_datasets(\n",
     "    'visit_image',\n",
     "    where=(\"visit.region OVERLAPS POINT(ra, dec) \"\n",
-    "           f\"and BAND='{my_band}'\"),\n",
+    "           f\"and band='{my_band}'\"),\n",
     "    bind={'ra': ra_bcg, 'dec': dec_bcg},\n",
     "    order_by=['visit', 'detector'],\n",
     "    with_dimension_records=True,\n",
@@ -1186,14 +1186,6 @@
    "source": [
     "> **Figure 5:** Tangential ellipticity PSF residuals around Abell 360's center."
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "9f19b040-c59c-4dfe-b068-7edf55c168ff",
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {