15: Craft entered gingerly
18: Call off, at Cape Canaveral
27: Foolishly sentimental
30: Recovers from a binge (with 'up')
32: Has made the last payment on
33: Ambassadorial fashion accessory
53: Narrow margin of victory
55: Marble bridge over the Grand Canal
67: Do the work of a pipefitter, maybe
68: Birth certificate notation