Sep 2 1980: Triweekly SF Sonebhadra Exp share slot with Bi-Weekly VS Exp
click hereWinter 1981: Weekly BGP Extension. Bi-Weekly VS, Weekly BGP-NDLS Sonebhadra, Bi-Weekly PNBE-NDLS Sonebhadra
click here1982: BGP-NDLS - Biweekly VS & Tri-Weekly (then 4 days a week) Sonebhadra (Share slot with Sonebhadra non stop at Ara
click here 1986
click here 1985 : Magadh/Sonbhadra used for 191/192