au.\*:("GEOL.SURV.")
Results 1 to 2 of 2
Selection :
REPORT ON THE 1969 GEOLOGICAL EXPEDITION TO SCORESBY SUND, EAST GREENLAND.1970; GRONLANDS GEOL. UNDERSOG., RAPP.; DNK; 1970, NUM. 0030, P. 5 A 44Miscellaneous
GROUND-WATER LEVELS IN THE UNITED STATES 1962-66.1969; GEOL. SURV. U.S.A., WAT. SUPPLY PAPER; USA; 1969, NUM. 1976, P. 1 A 117Miscellaneous
