CHAPTER XL.
_THE UPPER AMUR._
Formation of the Amur.--Chinese boundary.--Our steamer.--Captain and passengers.--Natives of Upper Amur.--Orochons.--Manyargs.--Their hunting year.--Our journey.--Run aground.--Table provisions.--Notes on cooking.--Scenery.--Albazin.--Cliff of Tsagayan 503