Show Pittsburgh Schools Closed by Strike PITT PITTSBURGH BURGH March 1 UP- UP p- p Pittsburgh's public schools schools of them with pupils were pupils were Closed Wednesday by by- bya a strike of 1000 custodial demanding demandIng demanding demand demand- ing higher pay Students were sent home as strikers blacked o out t halls and classrooms maintaining m a i n a t t a i n i n a g only enough heat to prevent water pipes from freezing Light and heat were furnished however for day nurseries and draft board offices of of- I ices tices located in school buildings An hour eleventh-hour conference late Tuesday failed to avert the walk walk- out Jack Strobel president of ot the CIO C I 0 state county and municipal municipal mu mu- workers workers' local proposed the dispute be bo submitted to the war labor board but the board of education declined |