Wow just saw this and was excited... then read again and saw 10 yards not 10 feet and 25 yards not 25feet. My heart sank these old eyes cant even see the paper at 25 yards.. plus our indoor range we use only goes to 18 yards. I will have to find a different way..
BTW the 3" barrel at 25 yards.. if I use rounding my 3.25" 945-1 is really a 3" barrel. Now I have a chance