Mis-filed (and not indexed) with John G Scott's WW1 Service Records (WO 363):

The 2 sides of the "Descriptive Return of a Soldier medically boarded before Discharge or Transfer to the Reserve" (snappy title, eh!) for JOHN MARSHALL, age 22 on discharge (Dec 1918?). Lance Corporal 4077, Left Wing Coy, M G Corps.

Born 4 July, COLBIRN Lanark. Home address MOTHERWELL. Parents THOMAS & MARY. A Pony Driver. Enlisted October 1915.

Anc****y, SCO, pages 7530 & 7531