It listed among others:
1. Transportation: 241,404 miles of railroads; 2,960,000 miles of highways; 29,038 miles of inland waterways; 35492 miles of airways; and 65,202 miles of pipelines carrying petroleum.
2. Communications: 2216 daily and 11516 weekly newspapers; 17,097,766 telephones; 571,391 miles of telegraph wires; 8878 commercial and 55,000 amateur radio stations; 44,000,000 radio receiving sets; and 17,000 theatres.
3. Industrial and fuel minerals:
(proven reserves) 44000000000 (B) tons of iron ore; 33,000,000 tons of unrefined copper; 8,000,000 tons of lead; 12000000 tons of zinc; 15,000,000000 (B) net tons of anthracite; 2,500,000,000,000 (T) net tons of bituminous coal including subbituminous and lignite reduced to bituminous coal equivalent.
Text read from the printed page and cleaned; old type leaves the occasional error.