PT - JOURNAL ARTICLE AU - A. A. Michelson TI - A method for determining the rate of tuning forks AID - 10.2475/ajs.s3-25.145.61 DP - 1883 Jan 01 TA - American Journal of Science PG - 61--64 VI - s3-25 IP - 145 4099 - http://www.ajsonline.org/content/s3-25/145/61.short 4100 - http://www.ajsonline.org/content/s3-25/145/61.full SO - Am J Sci1883 Jan 01; s3-25