Vintage fountain pens combine mechanical condition, material stability, historical variation and collector demand. Document first, identify second, and intervene only when construction is understood.
1. Maker and model
Maker and model should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
2. Rarity and color
Rarity and color should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
3. Condition
Condition should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
4. Originality
Originality should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
5. Nib desirability
Nib desirability should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
6. Restoration quality
Restoration quality should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
7. Provenance and presentation
Provenance and presentation should be evaluated in context rather than as a single yes-or-no feature. Record what you can observe, distinguish confirmed facts from assumptions, and avoid operating an unfamiliar mechanism merely to test it.
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