Gustav Edvard Strömvall, age 19, from Skeda parish in Östergötland. Emigrated through Gothenburg port 8 May 1885, destination Chicago. Skeda is 8 km south of Linköping.
More Strömvall from Östergötland who emigrated:
Karl F. Strömvall, age 20, Skeda parish. Emig 20 November 1891, destination Chicago.
Karl Strömvall, age 22, Skeda parish. Emig 3 November 1899, destination Chicago.
Knut Strömvall, age 18, Skeda parish, and: Agnes Strömvall, age 29, Slaka parish. Emig 31 October 1902, destination Chicago. Slaka is just north of Skeda.
Agnes Strömvall, age 38, Slaka parish. Emig 6 October 1911, destination New York. Apparently same woman as above, but second emigration. According to the Ellis Island records she was going to A. Brutes, 1402 Washington Boulevard, Chicago. Her fathers name and address was Gustav Strömvall, Uggetorp, Skedaborg.
Hilda Strömvall, age 36, Hov parish. Emig 25 June 1880, destination New York.
Karl Johan Strömvall, age 35, Hov parish. Emig 1 October 1886, destination Chicago. Hov is 40 km west of Slaka, 6 km south of Vadstena.
At least some of the above ought to be related to your G. E. Strömvall.
Ida Blomqvist, age 11, from Växjö in Småland. Emigrated through Gothenburg port 2 August 1872, destination Chicago. Travelled with Anna Blomqvist, age 30, presumably mother.
Peter Johan Blomqvist, age 46, Växjö, and son: Evald Blomqvist, age 11. Emig 9 February 1872, destination New York. Perhaps related to the above.