- 1. Oak (Quercus robur), wood sections: transverse, tangential, radial Lieder_6242d
- 2. Quercus robur, older woody root t.s. Lieder_As270c
- 3. Quercus robur, older woody stem t.s., annual rings Lieder_As3476c
- 4. Quercus robur, three sections of wood, t.s., r.l.s., t.l.s. Lieder_As3477d