I hope this is the right place to post this, and I don't know where else to turn.
I was doing an old NYT Sun puzzle in an Omnibus Edition. I tracked it down as July 9, 1995, by Nancy Nicholson Joline. The title is "Cross References." It has a number of clues (not extra-long ones) that are two added numbers. For example, the clue and then the answer in parentheses:
It's driving me crazy because I can't figure out what the theme or meta is here. Can anyone help?