Welcome to the forum Langstrum...
What are the two species of endangered fish you'll be stocking? A species of pupfish?
All back issues of PB can be bought here:
http://www.pondboss.com/products.html You can utilize the archives Bill Cody has put together here:
http://www.pondboss.com/forums/ubbthreads.php?ubb=postlist&Board=22&page=1 look for the posts titled "PB Mag Contents ____" or you can go to
http://www.pondboss.com/library.pdf and dig for what you are looking for there.
The forum loves pictures, can't wait to see what your project looks like!