Johan Hugo had seven children, nieces and nephews of your great grandfather Nils Peter
Nils, the oldest, had 15 children, three of whom were born in Chicago; he later returned to Sweden
Johannes, born 1887, died 1945; my grandfather (later changed his name to John Ekblad upon becoming a US citizen in Chicago)
Karolina, born in 1880
Jenny Emelia, born in 1883, died in 1897
Erik, born in 1885, took the name of Ekblad when he was in Chicago prior to my grandfather's coming to Chicago, and later returned to Sweden (Rikard Ekblad, one of his sons has done the history on Johan Hugo's side)
Emelia, born in 1888
Hannah Otilia, born in 1892, died in 1906