- 1. Sphaerotilus natans, bacteria from putrid water, long chains Lieder_2751d
- 2. Sphaerotilus natans, from putrid water, long chains with sheaths Lieder_3840d
- 3. Putrefactive bacteria (Sphaerotilus) bacteria, forming long chains with sheaths Lieder_4543d
- 4. Streptococcus pyogenes, smear from pus showing long chains Lieder_Ba115e
- 5. Sphaerotilus natans, from putrid water, long chains with sheaths Lieder_Ba190d