484 



Hr.l.L SYSTEM TECHXICAI. JOVRNAL 



are illuslratcii in Fig. 22. Tlu- sot of tlin-r full liiu's to ihi- right 

 shows the position which the sunset shaciow line assumes upon the 

 earth's surface for each of three seasons — winter solstice, equinox, 

 and summer solstice. Likewise, the dash-line curves show the position 

 assumed by the sunrise line for the corresponding seasons. The 



I-Ik. 2(1 — Kelat ion of sunset shadow wall tn noise at New SoutliKate, Knglaiu 

 Oct. 28 iO, 1<).'.< 



