DOES THE SMALL FARM PAY?I have been reading a book entitled "The Next Hundred Years," with a sub-title "The Unfinished Book of Science," which has disturbed me, particularly in the chapters on the farm. The writer, C. C. Furnas, says the small farm is doomed, for it is being conducted in an uneconomic way and has about as much chance of paying a dividend as fishing with a hook and line. The small farm, he says, is a luxury and nothing more. The farm should be, he says, a highly specialized large-unit industry employing all the scientific engineering and financial ability available. The farm is an organic chemical factory and nothing more. It is Big Business, if we only knew it! And to add the crowning touch to this arraignment of the farm as it is now conducted, Mr. Furnas says "there is