PT - JOURNAL ARTICLE AU - R. Hooke TI - Probable law of densities of the planetary bodies AID - 10.2475/ajs.s3-38.227.393 DP - 1889 Nov 01 TA - American Journal of Science PG - 393--401 VI - s3-38 IP - 227 4099 - http://www.ajsonline.org/content/s3-38/227/393.short 4100 - http://www.ajsonline.org/content/s3-38/227/393.full SO - Am J Sci1889 Nov 01; s3-38