what types of chokes were there?
cylinder, skeet 1, improved  cylinder, skeet 2 (light mod.), modified, improved modified, full, extra full, turkey
what are their constrictions?
0.000, 0.005, 0.010, 0.015, 0.020, 0.025, 0.030, 0.040, 0.045 plus
what about their identification notches?
iiiii notches, , iiii notches, , iii notches, ii notches, i notch, i notch, i notch
and which 1-notch choke has the highest constriction?
turkey