He looks quite like James Taylor during that periodMany thanks Geoff... oh, and you are a wag the slabs are to balance the room and are on the opposite side from all of the vinyl and CD's...
Actually, my Yamaha NS1000's & stands would normally be sat on them, but as I'm currently working away with restoring the speakers, they're perched there to avoid toe contact
The guitarist on the artwork is Mike Oldfield, something I put together myself from a video still of him working at his Beacon studio/home around 1974/75 when recording Ommadawn...