Subjects
- Laborers.1
- Lifeguards.1
- Lighthouses.1
- Lightships.1
- Loading docks.1
- Lumber industry.1
- Machine shops.1
- Machinery.1
- Manila Bay, Battle of, Philippines, 1898.1
- Manufacturing.1
- Manuscript maps.1
- Maps.1
- Masonry.1
- Metallurgical industry.1
- Metalwork.1
- Methodists.1
- Military bands.1
- Military occupation--Cuba.1
- Military occupation--Philippines.1
- Military occupation--Puerto Rico.1