Andrew Keyman

@andrewkeyman

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Physics graduate passionate about history of science

Fuatilia subscribers wa YouTube, views, ulinganisho wa creators na milestones kwa muda halisi.

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Fuatilia subscribers wa YouTube, views, ulinganisho wa creators na milestones kwa muda halisi.

Fuatilia subscribers wa YouTube, views, ulinganisho wa creators na milestones kwa muda halisi.