Investigations & notes

Research

Original studies, source investigations and selected flag research.

Bonner Fahnenfabrik catalogue page describing pure wool naval flag cloth according to DIN 61000

Flag authentication · Textile standards / Research article

Wool Is Not a Date: Why German Flag Cloth Cannot Be Dated by Fabric Alone

German textile standards and catalogue evidence show why wool, weave and dimensions alone cannot establish the age of a flag.

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C-Doppelstander swallowtail ensign, German occupation 1947–1951

Merchant ensign · C-Doppelstander / Original flag research

C-Doppelstander

Research into the German occupation ensign, its regulations, construction and surviving examples, including collection specimens FG-047 and FG-048.

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The "Fake" flags

Flag authentication / Research article

The "Fake" flags

About a year ago I bought a white ensign flag on a flea market.

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Editorial scope

Selected original flag studies and standalone investigations. Each study keeps one canonical documentation page.