Hm. There was still a very minor chance of this being an accident... but murder presented an overwhelming possibility. Who would have a suitable motive, though? Perhaps someone more familiar with the place would have an answer.

He made a note to interview more people.

Throwing the sheet open, he made a sketch of the deceased and the presumed murder weapon, leaving out some details on the corpse for the benefit of anyone else who might be looking at it later. After he was done with it, he knelt down and scrutinized the corpse intently, looking for any other injury or physical abnormalities.

Another issue that needed to be clarified was the nature of the 'mishap' - whether the hammer was replaced, or the victim was pushed. A pity, then, that there were no existing recordings or photographs...