The men interviewed took a decided interest in the subject, and their answers contained much of general value. Some admitted that they had never made any conscious effort to utilize imitation as implied in the first four questions. Many others had made particular use of one or more of the methods. A few of the firms interviewed had employed all four methods with entire satisfaction. The following is a fair representative of the answers. It is the response of a very successful general manager of a railroad:— ``I beg to give you below the answer to the questions which you have asked:— ``1. The superintendent and foremen in our shops are the most efficient we can find. They are imitated, and thus influence the less efficient. ``2. We have the heads of our departments visit other shops to see how they are progressing in the same line. If they notice anything that is better than what we have as to the output of work, we imitate it by following their methods. ``3. We hav...