00688nam a2200217Ia 4500001000700000003000500007005001700012008004100029010002100070020000900091040001800100043001200118050003000130082001100160110003900171245009700210260007900307300002300386500001600409650004500425113095BIBL20160527183523.0850221s1970    dcu           00000 eng    a 77605085 //r905  c0.50  aDLCcDLCdDLC  an-us---00aT14.5b.U54 1970aQ127.U600a509.7320aNational Science Board U.S.2Local14aThe physical sciencesbreport of the National Science Board submitted to the Congress, 1970.0 a[WashingtonbFor sale by the Supt. of Docs., U.S. Govt. Print. Off.c1970]  axiv, 62 p.c24 cm.  a"NSB 70-1." 0aPhysical scienceszUnited States.2Local