will and ida allgood of indian tettitory

i am looking for information on a will or william allgood who died in indian terr. or okla. he died before 1898 around isom springs near kingston, okla. his wife was ida louella duke, the daug. of john t. duke.
ida is listed on the 1900census as living with her father along with her 3 kids, mary, robert and one i dont have his name. would apperciate any help. thanks in advance