| Show WHAT AUK TilE Y X nUS 1 In the first plan what I is Ih the I pretend r nt I tate state of our knowledge ur of Ih the X rays ray 11 Have WI we more mort or of pr pro them and nd can we e M nee rant r Into the recesses of the human bly In regard rt to the first t question we fan can ear lal that though WI we may nut not b he able abie t o answer wr dogmatically that tr e what th these are have rays we s hints In regard to their charar all allour ant our knowledge of their star tuL I n nand and their relation to light waves amt maGnetic rna wave has haa greasy in n a l during during the four our yearn ear I h haa elapsed since their disco ry They The a ano are arenow no now believed d by the b brit t to tJ tobe be magnetic and electrical pule e r waves or of extremely eh rt I h th I In I a athe Ithe the spectrum of sunlight formal Iv sending a beam through a t Quarts the Xray pulses or n nto are areto to be found according to this cis beyond ond the vl let rolf color of 11 thiu this se t Into the dark 1 reelon to the eye ee and lId only brought Inv rb r rat t tat at present by the aid ot of lh neat In this region cry el n 4 y r singular ma r f au a aly ly t analogous to those thol or of nr Ih X From Recent 1 ith th It h Rays naye by Proto Prot John 11 to II a 1 pilton popular science M rl f t April |