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Show Tha llllila llrlrk, f Ti. O. Adii'soii, of Nlngvefi Fall while bo was s.-archlug fjr the best clay to miikii cru. .l.'c s. i'. tho state. ',' incuts 111 tho III"-. la cbai-y r 0f Kxodlil about tho Use of sii-iw,,,,! ittubblo la the iniiiiuracluro of nf aient Mgyptlan bricks. Ho .r...'nr.-y ,,,, mmw, had It boiled and titix.-',.,,, ,1,,,-k red liquid t , ' thus obtained v.-i ( elay. llo found Hint tho plastl ',., W11H greatly Increased, In-creased, luvesl1 ''.,;; showed that tha tannin was u neilvo agent, and when he tronly (, l(, e,- ,-lay with a solution solu-tion of laurel,, i, vvaicr ho obtalnesl surprising .x.lMlU. 'j he strength and plasticity r , , p,y ,.0 increased and I tha temU-S , hhrk nnd warp 1 greatly .,,fllKi, J Hds procesa aim . drylng(iJ,s ,lir (upcrh.r to burning, and , lu ! 7dnvs the clay is better tempered u""iYln inontln or even year by th old ' " . I i uroccaS. A I ; i t ' |