Sundial was used from which period to which period?

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Ok, I'm assuming you're a guy or a young girl. You can't 'use' a period. A period is when a girl has monthly bleeding 'down there' and the uterus wall breaks down and blood comes out. At day 14 a egg...

That depends, are you referring a woman's menstrual cycle or the grammatical period?

second

Anchient era