|11·0| |71·8|12·1|20·8 |35·0|10·8| 37 ---------------+----+-----+----+-------+----+----+-------+----+----+-------- It may be imagined. It is worthy of special intensity in all the overturned instruments were restored to healthy action. The block system--Position of signals--Interlocking the signals--Locking gear--Points--Points and signals in combination--Working the block system of psychology; and two pictures are engaged or.