Northern Pacific Engineering Drawing: Stock Scale, 10 Ton 15 Foot X 22 Foot at Toppenish, Washington (also at Twin Bridges, Montana), prepared in 1967. Burlington Northern File Number 4986-1, Reference Number 10101, Sheet 001.

Northern Pacific Engineering Drawing: Stock Scale, 10 Ton 15 Foot X 22 Foot at Toppenish, Washington (also at Twin Bridges, Montana), prepared in 1967. Burlington Northern File Number 4986-3, Reference Number 10101, Sheet 003.

Northern Pacific Engineering Drawing: Stock Scale, 10 Ton 15 Foot X 22 Foot at Toppenish, Washington (also at Twin Bridges, Montana), prepared in 1967. Burlington Northern File Number 4986-2, Reference Number 10101, Sheet 002.