GR1 In the Pavement near Exeter Prison, typical open pavement channel with raised lettering on both sides Raised Diamonds.
GR2 St Thomas, area, Exeter , similar to GR1 but with raised wording on one side only. Raised Diamonds.
GR3 St Thomas, Exeter. Pre 1924 as no “Limited” in the name. More dated style of raised , and well worn, lettering.
GR4 St Thomas, Exeter. Variation on a theme. All lettering on lower edge. Different style of Diamond pattern..
GR6 Covered In Pavement Channel “Somewhere in Exeter”.
GR7 Very similar to GR 4 but lettering on top edge. (Exeter)
GR8 Same style as GR 1 but broader lettering (Exeter).