could be compiled from the vast body of matter contained in the last
quarter of a century in such periodicals as the _Popular Science
Monthly_, the _Scientific American_, etc. It should contain a number of
chapters about the heating and ventilating of dwellings, about clothing
and food, about road making and house building, and many other things,
and be written in such a fascinating style as to make the work
attractive, even to persons who ordinarily take no interest in such
discussions. The success of such a book depends entirely upon its style.
It is possible to write one containing a fortune for the author.