On May 11, 3:26*pm, Stealth Pilot
wrote:

no.
that old classic design used round section leather belts.

the modern day joinable round section polyurethane belts would be a
good modern alternative to leather.

stealth pilot

You are probably right. I can not see the photo well enough to tell
how the groove in the pulleys is shaped. But Vee belts are used in
drives that change direction.

I looked in W.W. Grainger catalog. They do not give those round belts
away.

Dan