Reliability (or not) of TPS Tables

[Bruce Day]

Bill Mullins provided the authors method of extrapolation of numbers in TPS . I posted a photo of that text here before.

As for Mr Dudley’s question of who knows how the extrapolation was done, Bill knows and explained it .

[edgarspencer]

Originally Posted by Bruce Day

Bill Mullins provided the authors method of extrapolation of numbers in TPS .

I understand that but it doesn't explain why numbers show up on one list (short barrel list) as a 28ga., but those same numbers are not shown in the cumulative list of all 28ga. guns.