Note that Michael is holding a Rickenbacker guitar in this photo (location unknown). The Rickenbacker belonged to Roger McGuinn and was loaned by The Byrds to Michael during the '67 tour when his Gretsch was either having issues or was otherwise unavailable.
In Memoriam: Michael Nesmith
Dolenz, Jones, Boyce & Hart returns
Dolenz sings Nesmith - The E.P.
50th Anniversary Editions
Micky Dolenz Live!