Soggetto
- Human anatomy--Study and teaching1
- Human skeleton1
- Human skeleton--Study and teaching1
- Leeches1
- Libraries--Illinois--Chicago--1930-19501
- Libraries--Pennsylvania--1930-19401
- Lincoln, Abraham,--1809-18651
- Lincoln, Abraham,--1809-1865--Assassination1
- Lyman, Henry M. (Henry Munson), 1835-19041
- Medical supplies2
- Medicinal plants1
- Medicine3
- Medicine, Popular1
- Milk--19401
- Motion picture devices--1890-19001
- Motion picture theaters--1890-19002
- Motion pictures--1890-19001
- Museum of Science and Industry (Chicago, Ill.)1
- Music education--Ohio--Cincinnati--1930-19401
- National parks & reserves--1930-19401