This is a 1918 tradename Fulton with bone charcoal case colors with the 1st style 3 screw frame
1927 Fulton Special with the 4th style 3 screw frame and differently sculpted frame
5th style sculpted action; 2 screws and 3 screw floorplate .410 Fulton with cyanide colors, which the Hunter Special guns (introduced in 1937) had