This is just a trip down memory lane. What was used for frame measurements before the boxing system What year did the boxing system go into use and who invented it.
This is just a trip down memory lane. What was used for frame measurements before the boxing system What year did the boxing system go into use and who invented it.
Boxing system
This is just a trip down memory lane. What was used for frame measurements before the boxing system What year did the boxing system go into use and who invented it.
Lensman11 02-27-2021, 07:17 PM