PT - JOURNAL ARTICLE AU - Blair, Andrew A. TI - Estimation of chromium and aluminium in steel and iron AID - 10.2475/ajs.s3-13.78.421 DP - 1877 Jun 01 TA - American Journal of Science PG - 421--425 VI - s3-13 IP - 78 4099 - http://www.ajsonline.org/content/s3-13/78/421.short 4100 - http://www.ajsonline.org/content/s3-13/78/421.full SO - Am J Sci1877 Jun 01; s3-13