div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentwalto-cabin-sprp-mapped-edited-and-published-by-the-ge010icai-survey-controlhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Walto Cabin Sprp Mapped edited and published by the Ge010ÙicaI Survey Control by USGS Topography from aerial photographs multiple photogr¿phs taken 1 945 Field check 1948 Pohyconic loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader035fdocumentsusreader035viewer20220708125f0bc8687e708231d43230edhtml5thumbnails1jpg width=140 height=200 divdiv