Here are five great blue porcelain pieces as follows - actual postage additional:

Giant strain -- 5 5/8 inches long! Incuse marked W on the end -- $45 (SOLD)

Radio treated cable top -- inkstamped V in a rectangle - couple tiny pings -- $8 (SOLD)

cable top -- inkstamped PP in a box over date (not clear) - small flake under ear -- $6

cable top -- incuse PINCO on the ear -- $8

Tough style larger cable top (two inner skirts) -- incuse PINCO on the ear - awesome dark blue glaze! -- $15 (SOLD)