probably not.
They made thousands of them.
Between 1921 and 1982, MAB made several pistol models in .25: model A vest pocket pistol model B vest pocket pistol model E pocket pistol model GZ pocket pistol (actually made under license by Spanish gunmaker Echasa, as MAB Espanola) The value will depend on which model it is, which version of that model, and condition. Since 2010, the range for the above pistols is about $50 - $300.
German made.
Many makers over the past 100 years have made deringers
made about 1918
@ 1866.
Lots of makers made 25 cal pocket pistols. Embellishment may or may not be done by the maker
It was made in 1864.
The Dickson Commander 38 pistol was manufactured by W. & C. Scott & Son, a British gunmaker. It was a double-barrel pocket pistol designed for self-defense.
on the day of the week on which it was made
Made about 1912.