Experience shows that its adoption, under proper conditions, is equally an accommodation to the public and an advantage to the postal service.
And we are justified in the conclusion, that, under proper regulations, they may subserve the best interests of the people of the United States.
Both really grow, but each species of organism is rather definitely limited in size while there is no known limit to the size which may be attained by a crystal so long as material is supplied to it under proper conditions.
In some such cases the water does not go more than some hundreds of feet down and when, under proper conditions, it returns to the surface hot and even boiling springs may result.
The main point of such purchases, however, is contained in these words: Under proper cultivation.
The mansion-house was indeed in ruin beyond the possibility of repair, but the land, under proper cultivation, would have paid twenty-five per cent.
There are certainly some wastes, which, under proper cultivation, might be rendered fertile.
By systematic research, under proper conditions, every part of the living brain may become as plainly pictured as that which you have seen.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "under proper" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.