This hood was sold a few days ago on US Ebay, it took me a little while to figure out why it didn't quite look right.
Seven louvers!
When I bought my 13 from Paul Sorrell it had an accessory louvered hood on it:
Kerry-
It may have been a Rootlieb speedster hood. They have 7 louvers.
It may have been a non-Ford accessory hood.
At one time my 1911 had an accessory louvered hood on it:
: ^ )
Keith