Over 25 million Italians have emigrated between 1861 and 1960 with a migration boom between 1871 and 1915 when over 13,5 million emigrants left the country for European and overseas destinations.
My Grandmother Marana Trusso came to New York from Tortorici, Sicily between 1910 and 1912 (I think). I can't seem to find exactly what date and what ship when I check on Ancestry.com. There doesn't seem to be a record of her travel on a ship's registry.
Castle Garden has a record of a Mariarosa Trusso, age 16, arriving 19 Jun 1912 on the Oceania. Tortorici is the place of last residence. Check this link to see if this looks like your "Marana".
I've made several cousin connections using ancestry.com. With many of them we will simply exchange an email here and there on ancestry.com and compare some notes. I find that most people go to ancestry.com mainly to have a DNA test, an aren't that interested in building a family tree, making connect...