Gerbv (beta) download I used.
https://sourceforge.net/projects/gerbv/files/gerbv/
EDIT
There is something wrong with Gerbv. I ran a ruler over the top copper layer and it says 600mil, and the Analyse drill says 0.042" holes. I tried 2.6.1 also
Gerbv (beta) download I used.
https://sourceforge.net/projects/gerbv/files/gerbv/
EDIT
There is something wrong with Gerbv. I ran a ruler over the top copper layer and it says 600mil, and the Analyse drill says 0.042" holes. I tried 2.6.1 also