Mark variant 1
Source-recorded mark text: FJRG
The faint STERLING line remains above the large interlocked FJRG monogram, with the joined letter structure retained.
Low confidence comparison reconstruction.
Maker's mark comparison reference
Frederick J. R. Gyllenberg maker's marks
Compare 1 source-linked mark variant recorded under Frederick J. R. Gyllenberg. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source location statements
- Boston, Massachusetts
- Source date statements
- c1900 - c1932
Sources and comparison limits
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.
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