Some have a decocking lever and a manual safety as well.
The manual ambidextrous safety is integrated into the lower receiver.
Then I remembered that these things had a manual safety.
Later models included a manual safety on the top cover, just in front of the rear sight.
The M1915 is unusual in the fact that it used 2 manual safeties.
The military mandated a grip safety and a manual safety.
The PP-90 also has a manual safety and fire selector.
A special model also features a manual safety and a loaded chamber indicator.
The Colt has both a manual safety and a grip safety.
A manual safety is located at the front of the trigger guard.