diff --git a/10-overview.ipynb b/10-overview.ipynb
index b29dfdf..2d193df 100644
--- a/10-overview.ipynb
+++ b/10-overview.ipynb
@@ -153,7 +153,7 @@
    "source": [
     "# Human Reading\n",
     "\n",
-    "<img src=\"figs/fixation.png\" width=640>"
+    "<img src=\"figs/fixation.png\" width=\"640\">"
    ]
   },
   {
@@ -166,21 +166,21 @@
    "source": [
     "# Human Reading\n",
     "\n",
-    "<img src=\"figs/reading-saccades.jpg\" height=480>"
+    "<img src=\"figs/reading-saccades.jpg\" height=\"480\">"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "<img src=\"figs/want.png\" width=800>"
+    "<img src=\"figs/want.png\" width=\"800\">"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "<img src=\"figs/got.png\" width=800>"
+    "<img src=\"figs/got.png\" width=\"800\">"
    ]
   },
   {
diff --git a/25-dlinputs.ipynb b/25-dlinputs.ipynb
index 4d2a00e..ba17a25 100644
--- a/25-dlinputs.ipynb
+++ b/25-dlinputs.ipynb
@@ -502,7 +502,7 @@
    "source": [
     "# Large Scale, Multi-Server Training\n",
     "\n",
-    "<img src=\"figs/distributed.jpg\" width=800>\n"
+    "<img src=\"figs/distributed.jpg\" width=\"800\">\n"
    ]
   },
   {
diff --git a/40-augmentation.ipynb b/40-augmentation.ipynb
index f654fe4..16d0ed9 100644
--- a/40-augmentation.ipynb
+++ b/40-augmentation.ipynb
@@ -76,7 +76,7 @@
    "source": [
     "# Training from Synthetic Data\n",
     "\n",
-    "<img src=\"figs/synthetictraining.png\" width=800>"
+    "<img src=\"figs/synthetictraining.png\" width=\"800\">"
    ]
   },
   {
@@ -89,7 +89,7 @@
    "source": [
     "# Training from Clean Real Data\n",
     "\n",
-    "<img src=\"figs/mixedtraining.png\" width=800>"
+    "<img src=\"figs/mixedtraining.png\" width=\"800\">"
    ]
   },
   {
@@ -104,7 +104,7 @@
     "\n",
     "Scanner                                    | Output\n",
     ":-----------------------------------------:|:-------------------------------:\n",
-    "<img src=\"figs/flatbed-scanner.jpg\" width=400>       | <img src=\"figs/W1P0.png\" width=400>"
+    "<img src=\"figs/flatbed-scanner.jpg\" width=\"400\">       | <img src=\"figs/W1P0.png\" width=\"400\">"
    ]
   },
   {
@@ -120,7 +120,7 @@
     "\n",
     "Scanner                                         | Sample\n",
     ":----------------------------------------------:|:------------------------------------------:\n",
-    "<img src=\"figs/document-scanner.jpg\" width=400> | <img src=\"figs/W1P0.png\" width=400>"
+    "<img src=\"figs/document-scanner.jpg\" width=\"400\"> | <img src=\"figs/W1P0.png\" width=\"400\">"
    ]
   },
   {
@@ -135,7 +135,7 @@
     "\n",
     "Scanner                                      | Sample\n",
     ":-------------------------------------------:|:---------------------------:\n",
-    "<img src=\"figs/archive-scanner.jpg\" width=400>    | <img src=\"figs/booksample.png\" width=400>"
+    "<img src=\"figs/archive-scanner.jpg\" width=\"400\">    | <img src=\"figs/booksample.png\" width=\"400\">"
    ]
   },
   {
@@ -146,7 +146,7 @@
     "\n",
     "Scanner                    | Sample\n",
     ":-------------------------:|:-------------------------------:\n",
-    "<img src=\"figs/abby-finescan.png\" width=400> | <img src=\"figs/abbyscan.jpg\" width=400>"
+    "<img src=\"figs/abby-finescan.png\" width=\"400\"> | <img src=\"figs/abbyscan.jpg\" width=\"400\">"
    ]
   },
   {