Stratigraphic dating techniques

Video —Āomments

(3)

Negor

Negor

1 year ago

Such is a life. There's nothing to be done.

Vile

Vile

1 year ago

It is remarkable, it is the valuable answer

Gror

Gror

1 year ago

I am final, I am sorry, but, in my opinion, there is other way of the decision of a question.

Add a comment: