Snacking Bear, in case you missed them, there are several R2R reports here:
Julius S:
Grand Canyon Rim to RimSteve C:
Grand Canyon Rim-to-Rim day hikeWhitney Fan:
Grand Canyon Rim to Rim Day Hikesmithb:
Another Grand Canyon North Rim to South RimI'll be interested to see yours. Have fun, it is a beautiful place to hike!