I'd be happy to help document this profile with reliable sources and fix any errors. Also, you can try emailing the managers to provide them with corrections / good sources.
Feel free to either email me here or cite sources / links in this thread, so we can ensure that the tree is as correct and well documented and fully sourced as possible. I do personally have a subscription to NEGHS whcih might help here, in terms of finding reliable sources.
Looking at various sources, some sources give Ruth two children born to Henry Walker's brother, who she married at age 17. The half-sister, Ruth, is one of these two. Do you have sources that disprove this?