In Secret

In due course of routine a girl picked up and slit open the yellow envelope, studied the enclosed letter for a few moments, returned it to its envelope, wrote a few words on a slip of paper, attached the slip to the yellow envelope, and passed it along to the D. A. C.-whoever he or she may be. The D. A. C., in course of time, opened this letter for the second time, inspected it, returned it to the envelope, added a memorandum, and sent it on up to the A. C.-whatever A. C. may signify. Seated at his desk, the A. C.