No good
under the grip plate
What is the manufactures date on an Iver Johnson revolver serial # Q18255
My iver johnson has the serial # on the trigger guard
Impossible to answer because you did provide any information about the revolver or the serial number.
it is a brake away pistol with 5 shots
You can get a letter from Colt.
Need more information. Solid frame or top break, and the complete serial number is generally found under the left grip panel.
Call Colt
These were made by the Iver Johnson Company from 1910-1935. Your revolver is from around 1930.
Proofhouse.com has Colt serial number information you can use.
The value of an Iver Johnson Magnum 22 caliber revolver would be dependent upon a number of factors. Some of these factors would be the age and condition.