St. Louis, stood Dr. Saugrain's modest residence of cement with a six-foot stone wall around it and extensive gardens. In his "arboretum" Dr. Saugrain was making a collection of the most attractive native trees he found around St. Louis, and some there, imported from Paris, cast their green shadows on the swans of his swimming pond, an old French fancy for his park.
In this happy home with its great library, Captain Lewis became a welcome guest in that winter of 1803-4 while waiting for the cession. Under the Doctor he pursued his scientific studies, medicine, surgery, electricity, for not even Dr. Barton in Philadelphia could surpass the bright little Frenchman so strangely transplanted here in this uttermost border.
The Doctor's taper fingers were always stained with acids and sulphur; busy ever with blowpipe and crucible, he fashioned tubes, filled in quicksilver, graduated cases, and handed out barometers and thermometers that amazed the frontier.
"Great Medicine!" cried the Indians when he gave them a shock of electricity. How Dr. Saugrain loved to turn his battery and electrify the door-knobs when those bothersome Indians tried to enter! Or, "Here, White Hair, is a shilling. You can have it if you will take it out." The Osage chieftain plunges his arm into a crock of electrified water to dash off howling with affright.
With intense interest Captain Lewis stood by while the chemist-physician dipped sulphur-tipped splints of wood into phosphorus, and lo! his little matches glowed like Lucifer's own. "You can make the sticks yourself," he said. "I will seal the phosphorus in these small tin boxes for safety."
"And have you any kine-pox? You must surely carry kine-pox, for I hear those Omahas have died like cattle in a plague."
"President Jefferson particularly directed me to carry some kine-pox virus," replied Captain Lewis, "but really, what he gave me seems to have lost its virtu
