| Maker | Keilwerth, est. 1920 |
| Dated/City | “Lindberg Model” c.1950-1970 |
| Key/Pitch (MHz) | Full Boehm in C |
| Descriptions | Grenadilla wood, silver plated keys with modern cup key covers; springs attached to keys mounted on pillars, plateau on g/d finger hole, alternate L.H. Ab/Eb |
| Full Marking | ” (cursive) LINDBERG ” ; upper joint, bell |
| Length | short barrel – 610mm. / 532mm. (without mouthpiece) long barrel – 619mm. /547mm. (without mouthpiece) |
| Note: |
