- Left Tumb Rest, Octave Lever, & Low A Lever
- Left-Pinkie-Table
- left-side
- left-side-upper-half
- low c key mechanism
- low-c-mechanism
- lower portion back left side views
- lower portion front right side views 2
- lower portion front view
- Lower Portion Left Side
- lower portion left side
- Lower Portion Rear View copy
- Lower Portion Right Side
- lower portion right side