I don't think they are Bandeirantes. As you can see on the frontal shot, there are two lines straight
back from the nosecone. The lines on the Bandeirante are not
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Photo © José Vicente Borjas
-but the Jetstream has them:
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Photo © Jim Groom
Then also, one can see traces of a wiperarm (as on the Jetstream) peeking out at the bottom of the tarp.
(The Bandeirante wipers are hinged at the top.)
Now comes the confusing thing: The windshield-frame does not fit any of the candidates.....
(maybe they really are