
Upper image: rotary snow plow. Bottom image: "Lawton Glacier." Photographic slide made from half-tone reproduction. Slide hand-tinted.
Inscription recto: Rotary Snow-plow on "White Pass and Yukon Route," Lawton Glacier
Upper image: rotary snow plow. Bottom image: "Lawton Glacier." Photographic slide made from half-tone reproduction. Slide hand-tinted.
Inscription recto: Rotary Snow-plow on "White Pass and Yukon Route," Lawton Glacier