33. Method of preparing cotton yarn to receive the madder dye - from Eton's Turkey Date: 1828 and 1790
34. The Results of an experiment made to extract an [Experimental] oil from Cotton Seed Date: 1800-10,1800-10
38. Rough notes and instructions for planting, ditch digging, draining land, etc. for Pinckney lands Date: 1828 and 1790