# Frank Stephen Baldwin

> Frank Stephen Baldwin was an American who invented a pinwheel calculator in 1875. He started the design of a new machine in 1905 and was able to finalize its design with the help of Jay R. Monroe who eventually bought the exclusive rights to the machine and started the Monroe Calculating Machine Company to manufacture it.

*American inventor (1838–1925)*

**Canonical URL:** https://fame.am/person/frank-stephen-baldwin

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** United States
- **Born:** 1838-04-10
- **Died:** 1925-04-08
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 35.9 / 100
- **Momentum:** 0.0 / 100  (trend: STABLE)
- **Historical depth:** 5.5 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 35.0 / 100
- **Profile completeness:** 70.0 / 100

## Sources
- [Frank Stephen Baldwin](https://en.wikipedia.org/wiki/Frank_Stephen_Baldwin)
- [فرانك ستيفن بالدوين](https://ar.wikipedia.org/wiki/%D9%81%D8%B1%D8%A7%D9%86%D9%83_%D8%B3%D8%AA%D9%8A%D9%81%D9%86_%D8%A8%D8%A7%D9%84%D8%AF%D9%88%D9%8A%D9%86)
- [Frank Stephen Baldwin](https://ca.wikipedia.org/wiki/Frank_Stephen_Baldwin)
- [Болдуин, Фрэнк Стивен](https://ru.wikipedia.org/wiki/%D0%91%D0%BE%D0%BB%D0%B4%D1%83%D0%B8%D0%BD%2C_%D0%A4%D1%80%D1%8D%D0%BD%D0%BA_%D0%A1%D1%82%D0%B8%D0%B2%D0%B5%D0%BD)
- [Frank Stephen Baldwin](https://fr.wikipedia.org/wiki/Frank_Stephen_Baldwin)
- [Frank Baldwin](https://pl.wikipedia.org/wiki/Frank_Baldwin)
- [Wikidata](https://www.wikidata.org/wiki/Q4090721)

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