1. 2011-05-31 Re: help with cross-staff piano beams and stems lilypond- Xavier Scheuer 2. 2011-05-31 Re: help with cross-staff piano beams and stems lilypond- Sepand Shahab 3. 2011-05-27 Re: help with cross-staff piano beams and stems lilypond- Xavier Scheuer 4. 2011-05-27 help with cross-staff piano beams and stems lilypond- Sepand Shahab