- 1. Sea urchin, two cells Lieder_5203d
- 2. Sea urchin, thirty-two cells Lieder_5207d
- 3. Sea-urchin embryology. Two cells w.m. Lieder_Em413d
- 4. Sea-urchin embryology. Thirty two cells w.m. Lieder_Em417d
- 5. Frog, egg, two cells (first cleavage) l.s. Lieder_Em602f