Show I 1 ventilation ROOMS A little vial on our desk says tile the tribune containing a new york rork 0 couple of tablespoonfuls of water and about a twelfth of an inch of white sedini sediment ent at the bottom bott oin tells a curious story this white sediment shows how much of a deadly poison carbonic acid gas found contained in i 1 w was as lately one gallon of the air air of one of our ward school rooms this gallon of air was taken into a tight receptacle capt acle hy by orvin abbott I 1 of this cit yand afterward passed through throng one pint of lime water when its C carbonic acid combining t with tile the lime was precipitated precipitin pre cipiti eted in ill wis this white te powder tile the c carbonate of little lime the story of tilis this school version sion of tile the room is is 1 a I diluted voi alack hole of calcutta the room is just about sixteen feet square by ten feet h high g and has a dour door op opening elling upon an all inner hall two windows at one side and no ventilation ti except by these windows li inthis aliis den tire are I 1 habitually kept k e pt eighty three children and a teacher or two this allows each soul thirty cubic feet of air while from brorn live to seven sevell hundred feet is a fair allowance the consequence is an atmosphere foul even to filth ahu huce absolutely poison poisonous ons alp botts experiment roughly made it iss is true indicates about three of car carbonic bODiC 1 acid gay gas as the habitual proportion in ill that room I 1 while in ill good common air there is not more than one part in ill tv p thousand it is well known that while three or four cent of this gas constitutes the air an all actual narcotic poison a much less proportion produces very distinct ti I 1 let cepi depressing es and unhealthful fill effects lif in another room in in this wit I 1 three thre e hundred and eighty five pupils and their teachers a little less than forty cubic f feet beet is the allowance this is the same as ll 11 S confining these unfortunate children singly in tight boxes about a yard each w way ay for three hours ata at a time now the choice which the children have in this case is little better than between slow and sudden death F for or if the windows of such rooms are kept shut the foul air slowly and alid steadily deadens the vitality and shortens tile the lives of tile the vi victims timp and if the windows all are opened the cold air rashes rash es in cascades case ides upon the unprotected little heads lieada within i n I 1 distributing colds and fevers with impartial imparts al fatality the windows are in f fact act often kept open and the school room conist constantly 11 fitly C echoes with the coughing coll geling 0 chorus of tile the children such is one of the reasons re why half the children of ir new york die alx lx before fore they are live years old and aid why a child boan born aud and living 0 in the city canu cant as lie recorded d average shows expect exigent to live beyond its fifteenth av yer year NT a the loftiest loltie loft iest st tile most ant gel like ambition is tile the earnest earliest d to to the rational 1 I happiness and moral improvement I 1 of others it if we can call do this if we call ann smooth the I 1 rug P god ed path of one fell fellow ow tra traveller r if i f we can call give one good im pr cion is it not better than all the triumphs that wealth and power ever atti attained tined is sister duzen Du duzenberry berry what idea have you yon of tile doctrine of total I 1 depravity all ah oil oh said atlie I 1 think it is a good doctrine if people would wo uld only live liv licup up 1 to it WV alf if I 1 1 |