The change of plan is clear when looking at the registers; the wagons from 1 to 350 recycled old I type underframes, while the majority of the 351-380 range had re-used underframes only a few years old, from the KF flat wagon class.
The change of plan is clear when looking at the registers; most of the wagons from 1 to 350 either recycled old I type underframes, or were complete new-builds. By contrast, the majority of the 351-380 range had re-used underframes only a few years old, from the KF flat wagon class.