Diameter 7" (177mm)

(sandblast) ARMOURLIGHT / 50 / "date" / 5 50 2

(cap embossed) K 1050 / CW // PB / 174

{Pilkington}

Picture courtesy Anonymous

Diameter 7" (177mm)

(cap embossed) M / LEV / 55 // 1508 / T

{L'Electro Verre}

Picture courtesy Anonymous