19th century small concealed revolvers or pistols

pictured are:
Colt New Line 22short 1873
Iver Johnson 1880s
Frank Wesson Single shot 22 short

Honorable mention: Hopkins and Allen 32Rimfire

pictured are
Colt New Line 22RF short 1872 (by serial #)
Iver Johnson 22RF Short 1880s (earlier then 1888)
Frank Wesson Single shot 22 RF short 1869 note: Damascus barrel and brass frame. High pressure modern rounds NOT recomended