Surveys for Abitibi Southern Ry. made through forested area of Quebec by airplane; advantages and disadvantages of method; peculiar characteristics of country.
Making railway reconnaissance surveys by aerial methods
Eng. News-Rec
Engineering News-Record ; 94 , n 6
1925
5 pages
5 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.