9: These can be checkered
15: Exchange high-fives, e.g.
24: Put a new price on, say
31: Cell phone alternative
37: 'I'm Sorry' singer Brenda
41: Alone, when preceded by 'by'
45: Old-time telephone feature
57: Prepare eggs, in a way
61: Her identity may be unknown to an adoptee
66: Reminiscent of an oboe
69: Remove graphite or graffiti