- 1. Chicken, 36 hour, t.s. with neural tube, differentiation of mesoderm Lieder_8202f
- 2. Frog, early tail bud stage, t.s. with neural tube, notochord Lieder_8305f
- 3. Frog, late neurula with neural tube, t.s. through the intestinal region Lieder_Em611f
- 4. Frog, late neurula with neural tube, t.s. through the frontal region Lieder_Em612f
- 5. Frog, early tail bud stage, near median sagittal l.s. with forebrain, neural tube, notochord, Lieder_Em617g
- 6. Chicken, 36 hour, t.s. with neural tube, notochord, differentiation of mesoderm (myotom, nephrotom Lieder_Em705f
- 7. Chicken, 48 hour, t.s. showing neural tube, mesoderm Lieder_Em711f