Left - 1954 TV (Z-3) Special (1940's style) and 1958 TV (D-2) Special (1950's style). Both razors 1.99 oz. The 54 Super Speed (Z-3 & 4) only sold in the Blue case for the last 6 months of 54. The Blue TV Special set production ended in late 54 and the (1950's style) Flare Tip Super Speed began.
