[3][4] The company initially ran four distinct services: one between Baltimore and the River Plate section of South America, one between Maryland and Bordeaux, one to Shanghai, China, and one to Antwerp and Rotterdam.
[3][4] Although it also ran services to Hamburg and Bremen in Germany, and continued operating the New York to Genoa line that was run by the Nafra Steamship company.
In October 1919, the "Nafra Line" disposed of its vessels to a new organization, the "Green State Steamship Corporation", of which Mr. Joseph Mercadante was also president.
[6] The ship was completed in December 1919, and assigned the United States official number 219283 and Code Letters LTVH.
Speculation as to the future field of operations of the Green Star Steamship company, which purchased four steel steamers in Portland and placed orders for the construction of five more, was ended last week by a formal announcement from the headquarters of the company in Baltimore, where the Green Star line has purchased a large building to serve as a home for its shipping enterprises.
The last of the steamers purchased by, the line here, the Circlnus, sailed from Astoria Wednesday with a full cargo of lumber for Melbourne and Adelaide, Australia.
The three other steamers purchased here by the Green Star line are the Corvus, which went in ballast to Arica, Chile, to load nitrates for Europe; the Centaurus, which took a part cargo of lumber here and went to San Francisco to finish a general cargo for the west coast, and the Clauseus, which went from here to San Francisco in ballast to load beans for Hamburg.
The Green Star line has announced that it will inaugurate services to Hamburg and Bremen, in Germany, and to Trieste, on the Mediterranean.
Joseph Mercadante stated yesterday that "on the completion of its extensive program the Green Star line will be the largest owner of ships of American registry in this country.
When the Green Star line has organized the director of its fleet, Robert McGregor, stated that the corporation would not confine its maritime operations to the maintenance of cargo ships.
The Emergency Fleet Corporation is understood to be interested in the affairs of the Green Star line to the extent of $15,000,000.
A new corporation, the "“Planet Steamship Corp.", bought the remainder of ships owned by the Green Star Line.