the 1st day revenue service of SLBP MK4s
SBS1912M and SBS1914H: Sv 174
SBS896H and SBS932L: Sv 502 and 502A(AM
peak) respectively
SBS932L MIA-ed few days and then it did 174e with ad+skyliner
removed.
SBS896H was reported the metal cover was loosened while its on
502. then it was removed from service immediately and myself
spotted it doing 154 in the evening.
the introduction of Century golithic destos in SLBP
services.
SLBP had many Mk IVs in the past, so how can it be the first day
revenue service?