This is the recording that sprang to mind when I first read your email. It’s my daughter playing my xylophone, this time last year. So she was 13 months old at the time. Funny to hear her not talking, with just the occasional grunt, as she rarely stops chatting at present 😀
Thought of this because
Jonnie Common
(a) it makes me feel happy
(b) it was recorded with a field recorder rather than a phone
(c) it’s rife with easily croppable notes / flourishes in the key of C.