For some layout objects, the @code{minimum-length} property becomes
effective only if the @code{set-spacing-rods} procedure is called
explicitly. To do this, the @code{springs-and-rods} property should
-be set to @code{ly:spanner::set-spacing-rods}. For example,
+be set to @code{ly:spanner::set-spacing-rods}. For example,
the minimum length of a glissando has no effect unless the
@code{springs-and-rods} property is set: