Line reconstructionLineMark variant 1
Medium confidence comparison reconstruction.
The rounded rectangular punch and J/C/B sequence, including B's two counters, follow the source.
Compare 1 source-linked mark variant recorded under J C B Excavators Ltd. These are reconstructions for comparison, not source photographs or authentication evidence.
Line reconstructionLineMedium confidence comparison reconstruction.
The rounded rectangular punch and J/C/B sequence, including B's two counters, follow the source.
Maker labels and date or location statements follow the cited source records. Similar names across source collections have not been merged. Compare the photographed mark and the complete object before relying on a resemblance.