Weak research, I have at least 4 out of 10 in my dice collection, some improved (my "d1000" set has 10 or 11 digits, newer and rarer d100 makes in addition to t

Weak research, I have at least 4 out of 10 in my dice collection, some improved (my "d1000" set has 10 or 11 digits, newer and rarer d100 makes in addition to the old Zocchi patent, both d4 numbering schemes...).