1. keep working on your Haunted House image.
  2. Done?  Your next work is the  Daguerrotype tutorial which provides a solid intro to blend modes. You will need this Photoshop texture file as a starter and this font file (I can help you to install the font).  Choose your own main image for the tutorial.
    Daguerreotype lunar landing
  3. Create your own daguerrotype image using the same techniques outlined in the tutorial above.