(staff-position . 0)
(stencil . ,ly:multi-measure-rest::print)
(thick-thickness . 6.6)
+ ;; See Wanske pp. 125
+ (usable-duration-logs . (0 -1 -2 -3))
(Y-offset . ,ly:staff-symbol-referencer::callback)
(meta . ((class . Spanner)
(interfaces . (font-interface