The 1820 Crawford Co., Il census shows - William Mattingly - 1 white male 21 & upwards and 3 all other white. I believe Lawrence Co. was part of Crawford Co. in 1820. The 1830 census of Lawrence Co., IL shows Wm. Matingley - males under 5 ears of age - 1; males of 5 and under 10 - 1; males of 40 and under 50 - 1; females under 5 - 1; of 5 and under 10 - 1: of 40 and under 50 - 1. The 1850 Jasper Co. census shows Wm. Mattingley, age 64, farmer, born Maryland. The Illinois Marriage Index shows a marriage record in Crawford Co., IL, for Wm. Mattingly to Mary Glen - 12 Aug 1820 - married 7 Sept 1820.