June 12, 1931: "The Ozark National Forest Service is just completing a new fire observation tower on the old Frank Green place between Fifty Six and Calico Rock. It is constructed on one of the highest points in this section, and on days when the visibility is good lookouts in this tower and the one on Push Mountain near Big Flat, will be able to see every section of the eastern district of the Forest." (Baxter Bulletin)
National Geodetic Survey
DESIGNATION - GREEN LOOKOUT TOWER PID - GF0668 STATE/COUNTY- AR/STONE COUNTRY - US USGS QUAD - CALICO ROCK (1964)
DESCRIBED BY COAST AND GEODETIC SURVEY 1953 (JCM) THE STATION IS ABOUT 5 MILES NORTH AND 1/2 MILES EAST OF THE VILLAGE OF FIFTY SIX IN THE NE 1/4 OF SEC. 13, T 16 N, R 12 W.
IT IS A FOUR LEGGED STEEL STRUCTURE HAVING AN OBSERVERS CABIN ON THE TOP.
THE DISTANCE AND THE DIRECTION WAS MEASURED TO THE CENTER OF THE BASE OF THE TOWER AND THE DISTANCE WAS FOUND TO BE 60.71 FEET AND 18.502 METERS.