 
The filler mixture on my "test" piece dried up nicely, I think:      I went ahead and made flooring templates for all the rooms out of the cardstock I’ll paste the strips onto. This second time around though, I proceeded by marking and cutting out a piece of the flooring to the size I want to use, but pasted it to a separate sample piece of the earlier thick hardwood plank so that when turned upside down and butted up against the new plank, it gives me a more accurate strip when cutting:           Also, I've decided not to use such a random pattern. It leaves too much room for error and let's face it, frustration! This time, I marked and cut  with  the grain! I mean, there's an arrow, folks! How did I miss that the first go around?      This method has been simpler so far. Once they were cut and laid out, I made certain they fit snuggly inside the room I was working on, in this example case, what will be the laundry, and then  I glued the planks to the cardstock: ...
