I am hoping repeating this, in case there are some new readers who might have the CD below, which is by Arkansasresarch.inc. If the texts of the full references which are indexed are very long, I will provide my email.

Territorial Papers of the United States, Volumes XIX, XX, and XXI (Arkansas, 1819-1836) on CD
Compiled by Clarence Edwin Carter, ISBN 978-1-56546-419-3
index pages from Vol. XXI

Delaware Indians, desire to remain in 546. Ark., 270; problem of perm. settle.
Davis, J. L., signer, 493. refd. to Gen. W. Clark, 267; reside
Davis, L. L., signer, 852. on White r., 431, 432; settle in Izard
Davis, Michael, signer, 873. Co., 251, 270.
Davis, Samuel B., recomds. Hickman, Dennes, Nathan, signer, 870.
173. Dennis, John, on rangers muster roll, Davis v. Mason, Johnson's contradict. 546; signer, 1023. decision re, 629.
Dennis, Lebbins, signer, 870.
Dennis, Nat., signer, 999.
Dennis, Thomas, signer, 883.
Dennis, William, signer, 870

Thank you very much.