Proceedings of the International workshop on earth resources survey systems / National Aeronautics and Space Administration - Washington D.C.: NASA; 1971 - v,606p.: ill.; 27 cm.

Library has Vol.2(May 3-14,1971

Index3

Subjects--Topical Terms:
Remote sensing.--Congresses.
Natural resources.--Congresses.
Surveying --Congresses.--

Dewey Class. No.: US621.3670973 / N213(v.2/1971)