Alan and John Irwin at Glacier Peak Summit

John and Alan Irwin at Glacier Peak Summit., Credit Line: AIP Emilio Segrè Visual Archives, John Irwin Slide Collection
Abstract/Description: John and Alan Irwin at Glacier Peak Summit.
Subject(s): Full-face
Outdoors
Snow
Families
Irwin, John Henry Barrows
Irwin, Alan W.
Date Created: August 1963
Credit Line: AIP Emilio Segrè Visual Archives, John Irwin Slide Collection
Catalog ID: Irwin Alan G2