Mass 528g, Height 55mm, Diameter 90mm
Sheffield, England, c1941
Mass 129g, Length 143mm, Width 92mm, Height 75mm
Mass 70g, Length 145mm, Width 65mm, Height 70mm
Mass 49g, Height 98mm, Diameter 50mm
Mass 177g, Length 129mm, Width 60mm, Height 83mm
Mass 33g. Size 68x42mm
Mass 327g, Length 120mm, Width 67mm, Height 76mm
Mass 192g, Length 100mm, Width 70mm, Height 65mm
Mass 50g, Length 50mm, Width 41mm, Height 49mm
Mass 12g, Length 58mm, Width 21mm, Height 12mm
c1953-57, Mass 68g, Length 57mm, Width 40mm, Height 25mm