Office of Coast Survey.
"Bering Sea nautical charts". Historical map and chart project. Office of Coast Survey, NOAA, USA. Query title keyword; select preview for year wanted. Click desired location to enlarge and center.
Minerals Management Service, U.S. Department of Interior. "Shipwrecks off Alaska's coast" accessed April 26, 2009 query Elvira. Updated ref
[1] - download the pdf
[2] here or from the link on the top line of the page.