United States Coast SurveyRelief shown by hachures and spot heights. Depths shown by soundings.; "No. 17."; "Coast Survey report for 1873."42 x 71 centimetersJPEGUMN_ALMA:9927569560001701engU.S. Coast Survey (Washington)PublicSketch of the Aleutian Islands : to illustrate Appendix no. 11, 1873MapsAlaska1873University of Minnesota