diff --git a/slides/chapter-01.de.md b/slides/chapter-01.de.md
index 8f34f6d..a95bbce 100644
--- a/slides/chapter-01.de.md
+++ b/slides/chapter-01.de.md
@@ -4,21 +4,6 @@
 Was ist L<sup style="font-weight: bold; font-size: 73%; margin-left: -.25em; margin-right: -.05em; position: relative; top: .2em">A</sup>T<sub style="font-size: 100%; margin-left: -.1em">E</sub>X?
 
 
-@slide(layout=two-previews)
-
-@left-image
-svg/chapter-01/example-word-orig.svg
-
-@left-caption
-++ Klassisches Word-Dokument
-
-@right-image
-svg/chapter-01/example-latex-orig.svg
-
-@right-caption
-++ Klassisches LaTeX-Dokument
-
-
 @slide(layout=content-and-preview)
 
 @title
@@ -37,20 +22,6 @@ Entstehung
 ![](svg/chapter-01/taocp.jpg)
 
 
-@slide(layout=two-previews)
-
-@left-image
-svg/chapter-01/example-word-orig.svg
-
-@left-caption
-Klassisches Word-Dokument
-
-@right-image
-svg/chapter-01/example-latex-orig.svg
-
-@right-caption
-Klassisches LaTeX-Dokument
-
 @slide(layout=content-and-preview)
 
 @title
diff --git a/slides/chapter-01.en.md b/slides/chapter-01.en.md
index 2ae3198..63ce2df 100644
--- a/slides/chapter-01.en.md
+++ b/slides/chapter-01.en.md
@@ -4,20 +4,6 @@
 What is L<sup style="font-weight: bold; font-size: 73%; margin-left: -.25em; margin-right: -.05em; position: relative; top: .2em">A</sup>T<sub style="font-size: 100%; margin-left: -.1em">E</sub>X?
 
 
-@slide(layout=two-previews)
-
-@left-image
-svg/chapter-01/example-word-orig.svg
-
-@left-caption
-++ Classic Word document
-
-@right-image
-svg/chapter-01/example-latex-orig.svg
-
-@right-caption
-++ Classic LaTeX document
-
 @slide(layout=content-and-preview)
 
 @title
@@ -35,19 +21,6 @@ Origin
 @preview
 ![](svg/chapter-01/taocp.jpg)
 
-@slide(layout=two-previews)
-
-@left-image
-svg/chapter-01/example-word-orig.svg
-
-@left-caption
-Classic Word document
-
-@right-image
-svg/chapter-01/example-latex-orig.svg
-
-@right-caption
-Classic LaTeX document
 
 @slide(layout=content-and-preview)