Celebrity Signatures
Signature of John Charles Duncan

John Charles Duncan

American astronomer (1882-1967)

† 1967-09-10 · Authors · Writer; cross-wiki notability: present on 4 language Wikipedias
License & source
CC BY-SA 4.0 · Wikidata
Life

John Charles Duncan was born on February 8, 1882 in Knightstown and died on September 10, 1967 in Chula Vista, aged 85. Recorded occupations: astronomer and writer. Country of citizenship: United States. Educated at Harvard University. Member of American Academy of Arts and Sciences.

At a glance
Born
February 8, 1882 · Knightstown
Died
September 10, 1967 · Chula Vista
Age at death
85
Citizenship
United States
Occupations
astronomer, writer
Education
Harvard University
Wikipedia editions
4 languages
Signature licence
CC BY-SA 4.0
About this signature

This image of John Charles Duncan's signature comes from Wikimedia Commons (Wikidata P109 signature file). Its licence is recorded as CC BY-SA 4.0, with the file credited to Cmholm. It is linked to the person through Wikidata property P109 (signature), which ties a documented individual to a specific archived file. We show the file as published and do not redraw or retouch it. Deceased 1967: low publicity-rights risk; CC BY-SA: derivative collage may need share-alike + attribution.

Biographical facts: Wikidata Q3181221 (CC0), retrieved 2026-10-13. Read more about John Charles Duncan on Wikipedia.

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