16: Word with cord or chord
29: Lines that are not rehearsed
39: Chemical group derived from benzene
40: Job for a grease monkey
42: Pooch in 'The Wizard of Oz'
45: Decide to look at more issues
46: Admire, and then some
64: Baikal is the world's deepest
68: Gaucho's cattle catcher
70: Patronize a fine restaurant