TX=London Transport int the 1950-1970's; M=FOLLOW; C=8-10*(LT_RT1_1L|LT_RT1_2L|LT_RT_WARL|LT_RT_PREL|LT_RT_PRE2L|LT_RT_PRE_GL|LT_RT_RBOXL|LT_RT_RBOXGL|     LT_RT_CRAVL|LT_RT_CRAVGL|LT_RT_SAUND1L|LT_RT_SAUNDL|LT_RT_RED1L|LT_RT_RED2L|LT_RT_GRNL|     LT_RT_GNLINL|LT_RTL501L|LT_RTL_MCL|LT_RTL_REDL|LT_RTL_GRNL|LT_RT97_1L|LT_RT97_GLL|LT_RTWL|     LT_RTC1L|LT_RTC1_2L|LT_SRTL|LT_RFPHL|LT_RFEXPHL|LT_RFPH2L|LT_RFWL|LT_RFGL1L|LT_RFGL3L|LT_RFBEAL|     LT_RFGLMODL|LT_RFRED1L|LT_RFREDOMOL|LT_RFGN1L|LT_RFGN2L|LT_RFGN3L|LT_GSL|LT_RLH_GRNL|LT_RLH_REDL|     LT_ST1140L)![SM:0.32]; D=L;