diff --git a/include/bbt-markers.html b/include/bbt-markers.html
new file mode 100644
index 00000000..1340010d
--- /dev/null
+++ b/include/bbt-markers.html
@@ -0,0 +1,28 @@
+
+ BBT markers allow resetting the timeline to a particular bar and
+ beat. Most of the time a BBT marker will reset it to 1|1|0 (the very first
+ beat of the very first bar) so that for each song in a multi-song session
+ there would be a musical time origin. However it's entirely possible to reset
+ to an arbitrary value such as 7|3|0.
+
+
+
+ To create a new BBT marker, -click on the
+ Bars:Beats ruler. This will open a dialog titled 'New Music Time' where you
+ can name the marker and define what bar (left field) and beat (right field)
+ this marker should reset the time to.
+
+
+
+
+ New Music Time dialog
+
+
+
+ The timeline grid and the ruler will be updated accordingly:
+
+
+
+
+ The BBT marker resets the musical time
+
diff --git a/master-doc.txt b/master-doc.txt
index ee936530..e7e22cd4 100644
--- a/master-doc.txt
+++ b/master-doc.txt
@@ -1652,6 +1652,12 @@ link: techniques-for-working-with-tempo-and-meter
part: subchapter
---
+---
+title: BBT markers
+include: bbt-markers.html
+link: bbt-markers
+part: subchapter
+---
---
title: Mixing
diff --git a/source/images/bbt-marker-resets-musical-time.png b/source/images/bbt-marker-resets-musical-time.png
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diff --git a/source/images/new-music-time.png b/source/images/new-music-time.png
new file mode 100644
index 00000000..f559c893
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+ 
+