1977-09-21 — together with the 68 同鄉會、教會及美國教派神職人員聯名紐約時報廣告(英文標題「Listen!! Outcry Within Taiwan: “A New and Independent Country”」由許登龍醫師擬定),許瑞峰書寫了廣告上的中文毛筆字「台灣人民要獨立」。記載於張富雄回憶錄〈《台灣之音》的回顧〉(《台灣之音》的回顧/張富雄/2014,band A 第一手回憶史料)。
《台灣之音》的回顧/張富雄 — memoir naming him as the calligrapher of the 1977 NYT ad. Re-verified 2026-09-25 (deepen-x slice 09231200-23) and 2026-09-26 (slice 09251023-24): corpus grep (ZH+EN) returns only these two records plus the index; no additional community facts to absorb.
Re-grep 2026-10-08 (slice 10062334-14): 許瑞峰 / Rui-feng Hsu across works/articles/sources/events/topics — hits unchanged: 《台灣之音》的回顧 (1977 NYT ad calligrapher, absorbed above) + [[works/taiwaneseamericanhistory-org/whoswho-700|TAH #700]] self-record. No new absorbable facts. Saturated.
Re-sweep 2026-10-06 (slice 10051314-6): fresh ZH+EN grep across works/ articles/ sources/ events/ topics — hits unchanged (self-record + index only); no new absorbable facts. SKIP.
Re-grep 2026-10-09 (slice 10080720-31): 許瑞峰 / Rui-feng Hsu across all 5 corpus dirs — true hits unchanged (《台灣之音》的回顧 + [[works/taiwaneseamericanhistory-org/whoswho-700|TAH #700]]). Disambiguation: fuzzy Rui.*Hsu greps also surface Ho Rui Hsu 許和瑞 (ourjourneys76/81-eng, whoswho1071, ho-rui-hsu) — a DIFFERENT person; do not merge. Saturated.