Okay so we know there are dots over the letters P O R T A on the front. I did some searching, and I found this:
I'm not exactly sure how it works, but there's a sample chart that might be useful. And it has lots of 3-digit numbers.
Okay Chelsey rotated the table and it is here: http://i40.tinypic.com/28chit1.jpg
Using this table and the numbers found previously from the morse code, we found two-letter pairs (vertical letter first, then horizontal letter) which gave us:
WA IT TO SE ND SA FE FO RS IX TY LI VE SA TR IS KX WE AR ES OS OR RY
... or ...
wait to send safe for sixty lives at risk x we are so sorry