Javascript Poems

the hexagon head prevents rolling
from "Pocket Scribers No. 70", Starrett Tools, p. 232 (1982)

Lockjoint Transfertype
from Starrett Tools, p. 215 (1982)

'ground' means
from Wiring Simplified by H.P. Richter
n+1, 2(n+1), 3(n+1), 4(n+1)

three types of G
from Wiring Simplified by H.P. Richter (p. 56)

the grounded wire is always white in color
from Wiring Simplified by H.P. Richter