. New England trees in winter. Trees; Trees in winter. 314 KEW EXGLAXD TREES IX WIXTER. from a (lif^tauee c(jiial to several times tlie k' of tlie tree, the ]iei,t;-lit of a 10 ft. pole lieside the tniiik or a mark on the tiatuk of kiio-\vn lieight may lie eompared \\-illi tlie heiu'ht of the whole tree. Instruments for more aeeurati' measui-ement are on the market under the name of hvpsometers. A home-made instru- ment may readily lie constructed which has heeii found to compare favorahly in accuracy witli the expensive Fanstmann hypsometer of -which it is a modification. A rectangular
. New England trees in winter. Trees; Trees in winter. 314 KEW EXGLAXD TREES IX WIXTER. from a (lif^tauee c(jiial to several times tlie k' of tlie tree, the ]iei,t;-lit of a 10 ft. pole lieside the tniiik or a mark on the tiatuk of kiio-\vn lieight may lie eompared \\-illi tlie heiu'ht of the whole tree. Instruments for more aeeurati' measui-ement are on the market under the name of hvpsometers. A home-made instru- ment may readily lie constructed which has heeii found to compare favorahly in accuracy witli the expensive Fanstmann hypsometer of -which it is a modification. A rectangular Iward aljout a foot in length is rtiled in S(|uares or more conveniently has S(|uared coordinate paper jiasted on one side (fig. 1). Care should he. Fig. 1. Home-made Heiyht ileasiii-er. observed that tlir top o[ the Iniard AF is straight aiul accurately parallel to the lines running lengtliwise of the paper. The line M(' is numliered IVom i[ in any convenient unit. sa\- tip to 100, and using the same unit, the line IIK is nuiidiered in direc-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Blakeslee, Albert Francis, 1874-1954; Jarvis, Chester Deacon, 1876-1948; Blakeslee, Albert Francis, 1874-1954. New England trees in winter. Storrs, Conn. , Storrs Agricultural Experiment Station
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecttrees, bookyear1911
