He possessed an active mind and was a close observer of passing events.
From his childhood he had been a close observer of human nature--the only germ of genius visible in his juvenile character.
He was a close observer of men and things--understood well the philosophy of human rights and the principles of the tenure by which the mother country held jurisdiction over the colonies.
It depends on established laws, exerted in the regulation of matter and thought; and whoever would learn its sublime use must be a close observer of things, and the mode of their existence.
The floor was also white, and a close observer would at once have declared that a supply of wheat had been ground there that week.
It would have taken a close observerto note a certain slight rigidity in the way she carried her head.
Ralston; and if his face changed, certainly Leslie, close observer as he thought himself, could not detect the difference.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "close observer" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.