PT - JOURNAL ARTICLE AU - Comstock, G. C. TI - The secular variation of latitudes AID - 10.2475/ajs.s3-42.252.470 DP - 1891 Dec 01 TA - American Journal of Science PG - 470--482 VI - s3-42 IP - 252 4099 - http://www.ajsonline.org/content/s3-42/252/470.short 4100 - http://www.ajsonline.org/content/s3-42/252/470.full SO - Am J Sci1891 Dec 01; s3-42