In the 1920 Federal census, Sedgwick County, Wichita city at the Wichita Children's Home I found the 3 kids.
Marjorie 11, Jessie 7 and Jackie 6.
In the 1925 Kansas census, Sedgwick County, Wichita city page 1845 on Ancestry I found
John Gird age 11 born in Wyoming living in a Children's Home
Jessie Gird age 14 bornin Wyoming living in a Children's Home
I didn't find Marjorie in this home, but I think she may have been married by this time.
Then in 1930 Federal census, Missouri, Jackson County, Kansas City I found
Everett Welting age 24 born in Oklahoma
Marjorie Welting wife- born in Wyoming
Josephine L. Welting age 2 1/12 bornin Kansas
and
John R. Gird, brother-in-law age 21 born in Wyoming.