Oh, OK - it helps if you have the right name in 41. I had Scalegri, but I see a poster has drawn our attention to Sr Scaliger. So 28d can be what it was wanting to be after all.
Twm #44:
13 - yes (the definition's the last three words)
22 - yes - say 'scru' for 'screw'
26 - no, the definition's the first two words of the clue; you just need to line three little words up.