PT - JOURNAL ARTICLE AU - Koch, Lauge TI - Preliminary report upon the geology of Peary Land, Arctic Greenland AID - 10.2475/ajs.s5-5.27.189 DP - 1923 Mar 01 TA - American Journal of Science PG - 189--199 VI - s5-5 IP - 27 4099 - http://www.ajsonline.org/content/s5-5/27/189.short 4100 - http://www.ajsonline.org/content/s5-5/27/189.full SO - Am J Sci1923 Mar 01; s5-5