THE EXPEDITION OF THE DONNER PARTYTHE PACIFIC COAST IN 1845—SPEECHES OF SENATOR BENTON AND REPORT OF CAPT. FRÉMONT—MY FATHER AND HIS FAMILY—INTEREST AWAKENED IN THE NEW TERRITORY—FORMATION OF THE FIRST EMIGRANT PARTY FROM ILLINOIS TO CALIFORNIA—PREPARATIONS FOR THE JOURNEY—THE START—ON THE OUTSKIRTS OF CIVILIZATION.CHAPTER I