The Sentinel - album - was created in 1984.
Gundam Sentinel was created in 1987.
Sentinel - comics - was created in 1965.
The Sleeping Sentinel was created in 1914.
Raytheon Sentinel was created in 2008.
Rockhurst Sentinel was created in 1914.
Catholic Sentinel was created in 1870.
The News-Sentinel was created in 1833.
Sentinel Prime was created in 1984.
Raleigh Sentinel was created in 1865.
Sentinel Returns was created in 1998.
Sentinel - publisher - was created in 2003.