1George Divers to Thomas Jefferson, 22 April 1809 (Jefferson Papers)
I send you some parsnep seed which I think had better be sow’d pretty thick they do not look very well and can easily be thin’d if they come up better than I expect—I sow 200 feet each of parsnep and beet. 320 feet each salsafy and carrots and 400 feet cellery, all running measure in the rows, which is a very ample provision for my table and indeed more than sufficient, The small seed should...