Air-cooled
Single-Sixer
You're sort of asking folks what it is worth, and people are asking you what you'd sell it for. Okay, I'll give you my personal opinion as to value: $450. The value of a very nice used one: $1200-1700 according to Gunbroker. When they are as rough as yours, the serial number is meaningless. https://www.gunbroker.com/All/search/completed?Keywords=ruger .44 carbine&Timeframe=1&Sort=1&PageSize=48. And as to giving it to a family member, just remember that parts are essentially non-existent. You'd have to buy another junker and high-grade the part you want.