City of Glasgow Police Insignia.
Comprising a Senior Officer’s embroidered cap badge, pre 1953 featuring the National Badge and Motto; a similar period cap badge in chromed metal; a very large embroidered version of the same period on a ground of black cloth, possibly from a mounted officer’s shabraque; a white metal button; and a chromed National Badge pattern, good overall condition (5) £60-£80

Referenced in John C. Green’s ‘Scottish Insignia as used by Old Police Forces’, pp.98-99.