Crawl:
<http://www.photosig.com/photos.php?photographerId=1599>

And use these filters (options/scan rules) :
-* +www.photosig.com/userphotos.php?id=1599* 
+www.photosig.com/viewphoto.php?id=* 
+www.photosig.com/photos/*.jpg +*.gif +*.css +*.js

This should work :)