1964
A long time ago, I'd say anywhere from the 1600 to the 1800, they don't really set a date for it since her island didn't use years or months to describe time. The book is based on a true story which took place mid 1800.
1883.
Try Blue Book of Gun Values.
Blue Book of Gun Values
One can book for a hotel on the Hatteras Island on a website called Expedia. At this website, one can check the availability of the time and date selected for the hotels on Hatteras Island.
Blue Book values are out of date before the book is published. A better estimate would be to look at the auction sites to see what they are bringing.
Blue Book of Gun Values will tell you.
Blue Book of Gun Values, call browning.
Blue Book of Gun Values
Blue Book of Gun Values has sn data as does Proofhouse.com.
Blue Book of Gun Values has sn data
Try Blue Book of Gun Values