Show Sail Army of Unpaid Observers of Weather s of men then and women act net co operative co observers of oftie 13 unpaid the tie United States weather bureau Thanks Baits to the services ser of these persons per per- sons SoDS daily weather welther records are maintaIned maintained main main- maintained at nearly places In this conn country trY and in ninny many cases the records records rec have been kept with hardly a break treat for 50 years ears or more by an In Individual observer or b by members of I the Ile same famil family These records are sent jent t monthly to Washington and I me as the raw material from which maUe statistics are prepared for jj VI parts of the lie country The bureau applies supplies to each ench observer a rain- rain gauge jauge a maximum thermometer for registering the highest temperature of the day a Il minimum thermometer ter which registers the lowest and anda andI a I wooden thermometer and screen or shelter sheller The observer reads his Instruments once a day usually lay usually about sunset sunset and and enters the tine read read- readings lags ings In his register together with a I record of various special weather events such as frosts thun thunderstorms thunderstorms thunder thunder- er- er storms tornadoes auroras and optical cal col phenomena |