Northern Pacific Engineering Drawing: Treating Plant and Equipment at Lewiston, Idaho, prepared in 1957. Burlington Northern File Number 5030, Reference Number 10110, Sheet 001.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, undated. Burlington Northern File Number 291-26, Reference Number 101.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1954. Burlington Northern File Number 291-27, Reference Number 10112, Sheet 001.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1954. Burlington Northern File Number 291-27, Reference Number 10112, Sheet 002.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1950. Burlington Northern File Number 291-25, Reference Number 10102.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1949. Burlington Northern File Number 291-26, Reference Number 10103, Sheet 003.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1949. Burlington Northern File Number 291-26, Reference Number 10103, Sheet 002.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1949. Burlington Northern File Number 291-26, Reference Number 10103, Sheet 004.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1947. Burlington Northern File Number 291-26, Reference Number 10109.

Northern Pacific Engineering Drawing: Storehouse - Office Addition at Lewiston, Idaho, prepared in 1947. Burlington Northern File Number 291-26, Reference Number 10109.