North American passenger railway routes in the 1930s. Social studies, intermediate grades. 1938.
Internet Archive
From a textbook uploaded by LexW
seen from Malaysia
seen from United States
seen from Germany
seen from Switzerland

seen from Malaysia

seen from Angola

seen from United States
seen from China
seen from Malaysia
seen from United States

seen from Netherlands

seen from United States
seen from United States
seen from United States

seen from Malaysia

seen from United States

seen from Malaysia
seen from Switzerland

seen from Malaysia
seen from Hong Kong SAR China
North American passenger railway routes in the 1930s. Social studies, intermediate grades. 1938.
Internet Archive
From a textbook uploaded by LexW
An operator monitors the control panel at a massive power station. Social studies, intermediate grades. 1938. Harry Sternberg, illustrator.
Internet Archive
From a textbook uploaded by LexW