RELIEF MEASURES INAUGURATED IN CALIFORNIA—DISTURBED CONDITIONS BECAUSE OF MEXICAN WAR—GENEROUS SUBSCRIPTIONS—THREE PARTIES ORGANIZE—"FIRST RELIEF," UNDER RACINE TUCKER; "SECOND RELIEF" UNDER REED AND GREENWOOD; AND RELAY CAMP UNDER WOODWORTH—FIRST RELIEF PARTY CROSSES SNOW-BELT AND REACHES DONNER LAKE.WATCHING FOR THE SECOND RELIEF PARTY—"OLD NAVAJO"—LAST FOOD IN CAMP.CHAPTER XI