Text ( visual ) : unmediated ASTM special technical publication. -- Philadelphia ; West Conshohocken, Pa. : ASTM, American Society for Testing Materials. -- No. 30 (c1937) stamped "Technical publication No.30". -- (BA00068096) ; https://ci.nii.ac.jp/ncid/BA00068096 Other Title(s): ASTM STP ; STP ; Special technical publication. -- Author Heading(s): American Society for Testing Materials

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