diff --git a/Doc/icons/contents.xbm b/Doc/icons/contents.xbm
deleted file mode 100644
index a3aed9f8625..00000000000
--- a/Doc/icons/contents.xbm
+++ /dev/null
@@ -1,12 +0,0 @@
-#define contents_width 63
-#define contents_height 16
-static char contents_bits[] = {
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0xc0,0x01,0x00,0x08,0x00,0x00,0x01,0x00,0x20,0x02,0x00,0x08,0x00,
- 0x00,0x01,0x00,0x20,0xe2,0x74,0x7c,0x9c,0x8e,0x8f,0x03,0x20,0x10,0x99,0x08,
- 0x22,0x13,0x41,0x04,0x20,0x10,0x89,0x08,0x3e,0x11,0x81,0x03,0x20,0x12,0x89,
- 0x08,0x02,0x11,0x01,0x04,0x20,0x12,0x89,0x88,0x22,0x11,0x51,0x04,0xc0,0xe1,
- 0x9c,0x71,0x9c,0x33,0x8e,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
diff --git a/Doc/icons/cross_ref_motif.gif b/Doc/icons/cross_ref_motif.gif
deleted file mode 100644
index f45cb2f09eb..00000000000
Binary files a/Doc/icons/cross_ref_motif.gif and /dev/null differ
diff --git a/Doc/icons/invis_anchor.xbm b/Doc/icons/invis_anchor.xbm
deleted file mode 100644
index cc208a31ff7..00000000000
--- a/Doc/icons/invis_anchor.xbm
+++ /dev/null
@@ -1,4 +0,0 @@
-#define dot_anchor_width 1
-#define dot_anchor_height 1
-static char dot_anchor_bits[] = {
- 0xfe};
diff --git a/Doc/icons/next_motif_gr.gif b/Doc/icons/next_motif_gr.gif
deleted file mode 100644
index 011fa0411e5..00000000000
Binary files a/Doc/icons/next_motif_gr.gif and /dev/null differ
diff --git a/Doc/icons/previous_motif_gr.gif b/Doc/icons/previous_motif_gr.gif
deleted file mode 100644
index d5398b3e868..00000000000
Binary files a/Doc/icons/previous_motif_gr.gif and /dev/null differ
diff --git a/Doc/icons/up_motif_gr.gif b/Doc/icons/up_motif_gr.gif
deleted file mode 100644
index 6aeb675adad..00000000000
Binary files a/Doc/icons/up_motif_gr.gif and /dev/null differ