There are observations from 1802 to 1810 made by Heckewelder at Gnadenhütten, Pennsylvania, which continue those he made for 1800 [published in "Philadelphia Medical and Physical Journal" 1,2 (1805): 134]. There are also observations from 1810 to 1814 made by George G. Miller at Beersheba, Ohio, and from September 1-7, 1800 made by Christian Frederick Denke at Fairfield, Upper Canada [the latter printed in "Philadelphia Medical and Physical Journal" 1,2 (1805): 142].