about 1902
That Colt frontier Bisley with sn 282698 was produced in 1906.
Based on proofhouse.com ,that bisley was made in 1913.
You will need a professional appraisal and contact Colt to get a historical letter.
where can i find orginal grips for a cot bisley
A Colt Bisley with that serial number would be 103 years old having been made in 1907.
Try Proofhouse.com
1897. IMO, worth spending the money to get it lettered by Colt
Made in 1911.
about 1908.............................
On the frame
Proofhouse.com has Colt sn tables. You can also call Colt and they will tell you.
about 1913