I wonder if your Emma Rowden is perhaps the sister of my Alice America Rowden?? This is some of what I have on this Rowden family. Let me know if this matches up with what you have .
John A. Rowden b. Dec 1822/24 Georgia
d. aft. 1900 San Sabo , Texas
Father: Hubbard A. Rowden (1790-1876)
Mother: Permilia Everett ( 1798-1876)
Spouse: Elizabeth Green
Married: 3 Jan, 1850 Gwinnett Co., Georgia
1) Alice America Rowden ****
b. 15 July, 1855, Georgia
d. 13 May, 1928, WA.
Married 1st. Thomas H. Darnell , 15 Feb., 1877; Texas
two children : Vincent and Vela Cleo
Married 2nd: William H. McCrary ( my GGgrandfather) 2 April, 1885, Lampasas Co., Texas
Seven children ( one died in infancy): Lillian, Gertrude, John, Beth, Ima, and Greta ( my Ggrandmother)
2) EMMA ROWDEN
3) Rachel Rowden
4) Annie Rowden
5) Zack Rowden
6) Zedick Rowden
**** I don't presently know the birth order of the children
I suspect that we are looking at the same family, let me know what you think.