[G.R.Morrison]

Well, if it IS "G", this may be your match:

Ju 87D-3/Trop WNr.100375, coded S7+GM (white G),
lost "SW of Rhodos", Lt. Rolf Metzger & Uffz. Hans Sopnemann, both MIA 9.Oct. 1943 after being shot down by an enemy fighter.

GRM