Try that: http://immigrantships.net/v6/1900v6/generalomarbundy19490708...
Your GF is listed. The transcriber may offer you more details if he is still reachable on-line. You may also contact the archives. To track your roots further back in Poland, we need more details.
The distribution of Susło surname in Poland is: http://www.moikrewni.pl/mapa/kompletny/sus%25C5%2582o.html
Not a very common name!