run a story; run an ad

At the outset it should, perhaps, be made clear that I believe, with most biologists, that evolutionary factors, similar to those that have been operative in producing raciation in other animal species, have also been operative in the human species -- but with a significant added difference, namely, the consequences which have resulted from man's entry into that unique zone of adaptation in which he excels beyone all other creatures, namely culture, that is to say, the man-made part of the environment.

Many websites are copyrighted and do not have any open content.

A toggle joint, which used a lever system to multiply power, replaced the screw mechanism for forcing down the impression-forming platen.