For 50 or 100yds I'd suggest the grey-scale 1" squares "BASIC GRID TARGET - GRAY SCALE. Gray scale version for black & white printing and copying"

Easier to tell where the groups are, especially when scanning/photographing.

Don't forget to tell Adobe Reader to print at 100% rather than the default 94%...

HR2640: Commit a Family Member, Lose YOUR guns... Thank you, NRA.

"Judge a law by the worst reading, and in the hands of the worst enemies of the Second Amendment"

I'm not Jesus. Stop trying to punish me for other people's sins. - OI