"Party 'nature sliding' on the perpetual snow slopes below Paradise Glacier.
These parties are under guide direction. Individuals are equipped with the famous
'tin trousers.' The seats of these trousers are paraffined. Parties are seated
together on the snow and slide long distances."
By Jacobs, Mount Rainier National Park, Washington, ca. 1917 National Archives and Records Administration,
Records of the National Park Service (79-G-12A-2) [VENDOR # 25]