Georgina ----- married Mr. Sherman from Pennsylvania. She had Flossie and Esner Drace. Mr. Sherman died sometime between 1891-1896/97. Georgina then married Louis in 1897. They were living in Santa Fe in 1900.
Flossie and Esner were b in Colorado, while Georgina was born in IO in Dec 1863.
1880 census, Bellevue, Jackson, Iowa A. J. Dorchester 52 NY Illinoise Dorchester 39 NJ Georgina D. Dorchester 16 Nellie D. Dorchester 14 Katie D. Dorchester 12 Mabel Dorchester 6 Jackqueline Dorchester 1 all ch b IA
I think this is Georgina, this is the only one that fits
There is a tree on Ancestry.com that says Virginia is Virginia MD Cassall.
Your next step is to contact these people and start looking for marriage licenses, death records, etc-