MEMORANDUM FOR THE TAPE ROOM USERS. Hints to personel 1) All punches should first be switched on. This makes punching of tapes easier and eliminates over use of the hand punches which have been blunted too often recently. 2) Any serviceability of equipment should be reported immediately to Mr. Kirk. It to undesirable that this should happen too often as the shock night prove fatal. 3) Only one person may use any given piece of equipment at a given time. This saves Edsac 2 operators much time when dealing with the finished tape. 4) It is inadvisable to stand on, sit on, jump on, or drop any heavy piece of Tape Room equipment. Serious Physical and/or Mechanical strain may result. 5) People who wish to punch other peoples tapes must abide by the Marquis of Queensbury Rules. (Sgd) E. N. MUTCH