Show ARSENAL EXPLOSION NOT INCENDIARY ROCK ISLAND Ill III Au Aug 19 19 19 Commandant G G. W. W Burr at the Roc Rock e Island arsenal insisted today that tho the thoI I explosion and fire which last night destroyed a a small laboratory building I at the tho pl plant nt causing damage esti mated At M 2000 2000 was not the work ot t an incendiary The explosion of ammunition ammunition am am- stored in the I building caused causel alarm that an attempt was being made mads to blow the thc I up arsenal f |