PT - JOURNAL ARTICLE AU - Mendenhall, T. C. TI - On the determination of the coefficient of expansion of a diffraction grating by means of the spectrum AID - 10.2475/ajs.s3-21.123.230 DP - 1881 Mar 01 TA - American Journal of Science PG - 230--232 VI - s3-21 IP - 123 4099 - http://www.ajsonline.org/content/s3-21/123/230.short 4100 - http://www.ajsonline.org/content/s3-21/123/230.full SO - Am J Sci1881 Mar 01; s3-21