A
familiar sight to anyone peering through a Smith's splicer! This photograph
from Bob Smith clearly shows the video tracks, control track, cue track
(time code, I assume) and audio track. If you hover over various parts
of the image you will find hotspots which will take you to a better
enlargement.Quad
was, of course, replaced by C format - 1" tape - which looked completely
different. Click here

for
a photograph of a developed C format tape, once again thanks to Bob
Smith.