Three Sisters, Rock Harbor, Isle Royale.
Summary
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Tags
michigan
superior lake
three sisters
rock harbor
isle royale
high resolution
sisters
rock
harbor
isle
royale
united states
robert dennis collection of stereoscopic views
19th century
back of stereoscopic card
Date
1875
Source
New York Public Library
Link
Copyright info
Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")