Ata uhi

The St. Lawrence survey. N. R. Danielian, director, St. Lawrence survey.

Ngā taipitopito rārangi puna kōrero
Kaituhi rangatōpū: U.S. Dept. of Commerce
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Washington U.S. Govt. Print. Off. 1941.
Ngā marau:
St. Lawrence River > Navigation.
St. Lawrence River > Power utilization.
St. Lawrence River > Comm.