diff --git a/pages/milestones/all.xml b/pages/milestones/all.xml
index 36d15e083..7c9e0ef3f 100755
--- a/pages/milestones/all.xml
+++ b/pages/milestones/all.xml
@@ -48,9 +48,6 @@
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1866-1898">1866-1898</a>
                             </li>
-                            <li class="hsg-list-group-item">
-                                <a href="$app/milestones/1866-1898">1866-1898</a>
-                            </li>
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1899-1913">1899-1913</a>
                             </li>
diff --git a/pages/milestones/chapter/index.xml b/pages/milestones/chapter/index.xml
index 51c7b5c21..fd5c966c5 100644
--- a/pages/milestones/chapter/index.xml
+++ b/pages/milestones/chapter/index.xml
@@ -47,9 +47,6 @@
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1866-1898">1866-1898</a>
                             </li>
-                            <li class="hsg-list-group-item">
-                                <a href="$app/milestones/1866-1898">1866-1898</a>
-                            </li>
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1899-1913">1899-1913</a>
                             </li>
diff --git a/pages/milestones/index.xml b/pages/milestones/index.xml
index ff3054ec4..8e8cb845c 100755
--- a/pages/milestones/index.xml
+++ b/pages/milestones/index.xml
@@ -103,9 +103,6 @@
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1866-1898">1866-1898</a>
                             </li>
-                            <li class="hsg-list-group-item">
-                                <a href="$app/milestones/1866-1898">1866-1898</a>
-                            </li>
                             <li class="hsg-list-group-item">
                                 <a href="$app/milestones/1899-1913">1899-1913</a>
                             </li>