octagon barrel model 39 .22 LR S/n S14646
Any idea of its value?

octagon barrel model 39 .22 LR S/n S14646
Any idea of its value?

Don't know the value, but the date of manufacture appears to be 1959, + or - a year. My 39A is from 1962 and my Mountie is from 1969. Bought the Mountie for $300 in March this year, so your octagonal barrel should be worth more.