The Engine service shop on the Nevada Northern Railway at Ely, Nevada.
My 8x20 Canham was precariously balanced on a steel landing, with barely enough room to view the ground glass or insert film holders.

. . Ely, Nevada by Reinhold S., on Flickr

Neg # RR 805. KB Canham 8x20" camera, 355mm lens, HP5 film.

Reinhold
www.classicBWphoto.com