What is the age of an Ithaca damascus double barrel shotgun serial 4129?

To determine the age of an Ithaca Damascus double barrel shotgun with the serial number 4129, you would typically need to reference specific production records or a serial number chart for Ithaca Firearms. Generally, Ithaca shotguns were produced in the late 19th to early 20th century, so a shotgun with that serial number could likely date back to around the 1880s or 1890s. For precise dating, consulting a firearms expert or historian familiar with Ithaca shotguns is recommended.