Help!

I tried heat treating today and had 60% success.

The good came from the forge not exploding and the new Bernz 8000 working great with propane and mapp.

The bad is that I think only half the blade length has been adequately hardened. Most of it skates a file, but near the heel it still bites. Name:  ImageUploadedByTapatalk1380160441.788277.jpg
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You can see near the heel how it is scratching.

Should I leave the blade longer or work to improve the forge or what?