Laying a stone tile floor, part 3

Finally, the stone goes down: 

Next is to seal the travertine and grout the tiles. Almost done!

Side note: we somehow crashed a drill during mixing. I suspect a faulty piece of equipment but it looks like a short along the armature of the drill motor: 

Replacement or repair cost as much as the drill, so we replaced it and gave the new one back to the neighbors who loaned it to us (Doh!)