AJT: don't rub it in. I'll have to bite the bullet (MULLET?)* ;-) & get a Chambers.
* thanks for the KETTLE tip, though still unsure how some of them transform.
sudokulover: maybe 41a = 29d? Think Magic instead of Logic. Then 40a = 42a. Could be totally wrong.
Anyone have a hint for 2d? OTHI? Not in my pantheon.