San Francisco : Architect and Engineer, Inc · leaf 21
Upper Picture: Pioneer train, 1862. Below: Loggingby oxen power, near Portland, 1880; view of Doug-las fir logging area. Note blocks of seed trees leftto insure reproduction. Typical Portland lumbermill. Sixty per cent of industrial payroll of PacificNorthwest in normal times is produced by…
Architecture · Building
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
