diff --git a/01-g-h-filter.ipynb b/01-g-h-filter.ipynb
index 5e5d366..85be201 100644
--- a/01-g-h-filter.ipynb
+++ b/01-g-h-filter.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/02-Discrete-Bayes.ipynb b/02-Discrete-Bayes.ipynb
index dbeb90b..40b1c61 100644
--- a/02-Discrete-Bayes.ipynb
+++ b/02-Discrete-Bayes.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/03-Gaussians.ipynb b/03-Gaussians.ipynb
index d51dc36..9bf1e30 100644
--- a/03-Gaussians.ipynb
+++ b/03-Gaussians.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/04-One-Dimensional-Kalman-Filters.ipynb b/04-One-Dimensional-Kalman-Filters.ipynb
index 8cb5815..db6168e 100644
--- a/04-One-Dimensional-Kalman-Filters.ipynb
+++ b/04-One-Dimensional-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/05-Multivariate-Gaussians.ipynb b/05-Multivariate-Gaussians.ipynb
index 5bb37b2..dc2a760 100644
--- a/05-Multivariate-Gaussians.ipynb
+++ b/05-Multivariate-Gaussians.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/06-Multivariate-Kalman-Filters.ipynb b/06-Multivariate-Kalman-Filters.ipynb
index a95257b..93cd794 100644
--- a/06-Multivariate-Kalman-Filters.ipynb
+++ b/06-Multivariate-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/07-Kalman-Filter-Math.ipynb b/07-Kalman-Filter-Math.ipynb
index 693be3a..d6345d1 100644
--- a/07-Kalman-Filter-Math.ipynb
+++ b/07-Kalman-Filter-Math.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/08-Designing-Kalman-Filters.ipynb b/08-Designing-Kalman-Filters.ipynb
index 0ad4bce..ef92210 100644
--- a/08-Designing-Kalman-Filters.ipynb
+++ b/08-Designing-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/09-Nonlinear-Filtering.ipynb b/09-Nonlinear-Filtering.ipynb
index 05bac6f..00b0a89 100644
--- a/09-Nonlinear-Filtering.ipynb
+++ b/09-Nonlinear-Filtering.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/10-Unscented-Kalman-Filter.ipynb b/10-Unscented-Kalman-Filter.ipynb
index 9344e70..f6297d1 100644
--- a/10-Unscented-Kalman-Filter.ipynb
+++ b/10-Unscented-Kalman-Filter.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/11-Extended-Kalman-Filters.ipynb b/11-Extended-Kalman-Filters.ipynb
index c713b10..f9f30ed 100644
--- a/11-Extended-Kalman-Filters.ipynb
+++ b/11-Extended-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/12-Particle-Filters.ipynb b/12-Particle-Filters.ipynb
index 5644374..cc00985 100644
--- a/12-Particle-Filters.ipynb
+++ b/12-Particle-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
diff --git a/13-Smoothing.ipynb b/13-Smoothing.ipynb
index 41875a3..ddc73be 100644
--- a/13-Smoothing.ipynb
+++ b/13-Smoothing.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -815,7 +815,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/14-Adaptive-Filtering.ipynb b/14-Adaptive-Filtering.ipynb
index 5112a8f..60aec74 100644
--- a/14-Adaptive-Filtering.ipynb
+++ b/14-Adaptive-Filtering.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -2236,7 +2236,6 @@
  ],
  "metadata": {
   "anaconda-cloud": {},
-  "celltoolbar": "Tags",
   "kernelspec": {
    "display_name": "Python 3",
    "language": "python",
diff --git a/Appendix-A-Installation.ipynb b/Appendix-A-Installation.ipynb
index 632cbc4..757ae86 100644
--- a/Appendix-A-Installation.ipynb
+++ b/Appendix-A-Installation.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -753,7 +753,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-B-Symbols-and-Notations.ipynb b/Appendix-B-Symbols-and-Notations.ipynb
index ac0794b..dc60525 100644
--- a/Appendix-B-Symbols-and-Notations.ipynb
+++ b/Appendix-B-Symbols-and-Notations.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -359,7 +359,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-D-HInfinity-Filters.ipynb b/Appendix-D-HInfinity-Filters.ipynb
index 9aefffd..2b41559 100644
--- a/Appendix-D-HInfinity-Filters.ipynb
+++ b/Appendix-D-HInfinity-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -357,7 +357,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-E-Ensemble-Kalman-Filters.ipynb b/Appendix-E-Ensemble-Kalman-Filters.ipynb
index b853972..28fd336 100644
--- a/Appendix-E-Ensemble-Kalman-Filters.ipynb
+++ b/Appendix-E-Ensemble-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -741,7 +741,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-G-Designing-Nonlinear-Kalman-Filters.ipynb b/Appendix-G-Designing-Nonlinear-Kalman-Filters.ipynb
index 007820f..9207307 100644
--- a/Appendix-G-Designing-Nonlinear-Kalman-Filters.ipynb
+++ b/Appendix-G-Designing-Nonlinear-Kalman-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -1022,7 +1022,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-H-Least-Squares-Filters.ipynb b/Appendix-H-Least-Squares-Filters.ipynb
index 2de93b4..21abfc2 100644
--- a/Appendix-H-Least-Squares-Filters.ipynb
+++ b/Appendix-H-Least-Squares-Filters.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -314,7 +314,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/Appendix-I-Analytic-Evaluation-of-Performance.ipynb b/Appendix-I-Analytic-Evaluation-of-Performance.ipynb
index 4bd6f88..aa3075a 100644
--- a/Appendix-I-Analytic-Evaluation-of-Performance.ipynb
+++ b/Appendix-I-Analytic-Evaluation-of-Performance.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "[Table of Contents](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/table_of_contents.ipynb)"
+    "[Table of Contents](./table_of_contents.ipynb)"
    ]
   },
   {
@@ -309,7 +309,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   }
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