Compare 1 source-linked mark variant recorded under Otto Gro-Nielsen. These are reconstructions for comparison, not source photographs or authentication evidence.
Line reconstructionLine
AI-assisted oxidized reconstructionAI oxidizedDrag across the mark to compare L lineO oxidized
Low confidence comparison reconstruction.
Worn Gro-N-like wordmark with the visible hyphen-like stroke inside exactly one narrow rectangular cartouche.
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.