Swanson, Howard E. Standard x-ray diffraction powder patterns / Howard E. Swanson ... [et al]. - Washington, DC : U.S. Dept. of Commerce, National Bureau of Standards , 1962. - 10 v. : ill. ; 28 cm. - NBS monograph ; 25, section 1-10 . LCCN: 53061386 Subjects--Topical Terms: RAYOS X LC Class. No.: QC100 / .U556 no. 25, sect. 1, etc. Universal Decimal Class. No.: 539.26 Gov. Doc. Class. No.: C 13.44:25/sec.19