Maja Lena Olofsdotter, Hilda Kristina(Christina) and Maria Charlotta

[David]

Hej,
 
I would sure like to know what the ship's name was that my  farmormor came to America on. Can Anyone help?  Here is more information:
 
 Hilda Christina Svenson, Her sister was Maria Charlotta, and the Widowed mother was Maja Lena  
Olofsdotter.According to the churchbook in
Sund sn. They Emmigrated to America in 1876 May 12,form Göteborg with tickets to New York.
Hilda Christina Swanson.(Americanized)  was born 1865-03-05 in the parish of Sund, as a daughter of the crofter (torpare) Sven Pettersson and his wife Maria Olofsdotter in Damstugan, Lilla Bräng.  
Sven Pettersson was born 1827-09-24 in Sund Söcken, and died there 1857-06-18. In 1853 he married Maja Lena Olofsdotter, who was born 1828-01-13, in the parish of Askeryd. They had 2 daughters: Maria Charlotta, born 1854-04-17 in ?, and Hilda Christina.  
  Hope this information can help me find them on their ship.
 
David Peterson