Subject
- Local government--New York (State)--Rensselaer County1
- Lumbard, Eliot H.1
- Manley family1
- Manuscripts5
- Manuscripts (document genre).1
- Manuscripts for publication1
- Manuscripts--New York (State)1
- Maps1
- Maps.1
- Medicine and Health Care5
- Membership1
- Memorabilia1
- Memorandums2
- Mentally ill--Care--New York (State)1
- Military and Armed Conflict10
- Military discharge--United States.1
- Minutes8
- Minutes (administrative records)2
- Minutes.1
- Municipal government--New York (State).1