under bare benbulben's head, W B Yeats headstone

This is a negative sandwitch. I had taken many shots of ben bulben and one or two of W B Yeats headstone at Drumcliff in Co. Sligo. http://www.discoverireland.ie/Search-Results/Details.aspx?touristItemID=49132   
The N15 along there is another great bike road,     One day in the dark room I thought, why not try putting one neg on top of the other and printing. Let me tell you that was a royal pain. Trying to line them up and then the printing. I think the final exposure was about a minute with a lot of burning in on the clouds in the upper left of the print. Every time I print this its slightly different