Massachusetts Archives Searchable Collections

Massachusetts Archives website has 3 nice searchable databases.

Massachusetts Archives Collection Database (1629-1799)
http://www.sec.state.ma.us/arc/arcsrch/RevolutionarySearchContects.html
No actual documents, but a good index.

Passenger Manifest (1848-1891)
http://www.sec.state.ma.us/arc/arcsrch/PassengerManifestSearchContents.html
If listed it contains: Name, Title, Age, Gender, Birth City, State, Country, Germany, Destination City, State, Country, In USA, Occupation, Citizen, Condition, Arrive With, Residence, Date, Port, Ship Name, List Number, Comment.

Vital Records (1841-1910)
http://www.sec.state.ma.us/arc/arcsrch/VitalRecordsSearchContents.html
Right now only has a death index. The information you will get is Last Name, First Name, Town, Years, Volume, Page & Type.