@item
A @code{\bookpart} block. A book may be divided into several parts,
using @code{\bookpart} blocks, in order to ease the page breaking,
-or to use different @code{\paper} settings in different parts.
+or to use different @code{\paper} settings in different parts.
@item
A compound music expression, such as
of specifying the inital or overall MIDI tempo is described below,
see @ref{MIDI block}.
-Due to some limitations on Windows, the default extension for
+Due to some limitations on Windows, the default extension for
MIDI files on Windows is @code{.mid}. Other operating systems still
-use the extension @code{.midi}. If a different extension is preferred,
+use the extension @code{.midi}. If a different extension is preferred,
insert the following line before the start of the @code{\score} block:
@example