I found this record containing a Sisson at the MO Supreme Court Database. Cathy Creator SUPREME COURT OF MISSOURI Title Series Title SUPREME COURT CASE FILES Contributor Appellant ROGERS, JOHN FOR JOEL THREWSBURY, MERCHANTS Respondent SISSON, FREEBORN Respondent BUCHANAN, EZEKIAL Respondent EADS, THOMAS C Date Date Filed 1839 Coverage County ST. LOUIS Description Proceeding CIVIL Cause of Action DEBT Case Summary $537. 95 OWED ON BILL OF EXCHANGE Subject MERCHANT Identifier Old Box Number 25A Old Folder Number 920 Location 16A/4/1 Box 7 Folder 16 Number of Folders 1 Format PAPER Relation Publisher MISSOURI STATE ARCHIVES Type TEXT Source Rights COPYRIGHT IS IN THE PUBLIC DOMAIN. ITEMS REPRODUCED FOR PUBLICATION SHOULD CARRY THE CREDIT LINE: COURTESY OF THE MISSOURI STATE ARCHIVES. Language ENGLISH