. : o-ENGINEER ON THE SULTANA.Indianapolis Man Quit Because of Bad Boilers—He Left Just in Time.INDIANAPOLIS* May 4.—-Robert D, Lon#, of 8;m Broadway was for a lime one of the engineers of tho steamship Sultana, which blow lip 111 13C4 on the Mississippi river with part of an In* (liana regiment among the soldiers on board, liong left the boat the. trip before tile one oil Which the explosion occurred, because or the condition of ilia lmilcrs.He said to-day that, he did not believe there was anything in the story Unit the crew was a confederate one, and that the explosion was the result of a plot to destroy the Union soldiers being carried by the boat from Vicksburg to Cairo.“The boat bad five toilers,*' be sahb *'naeh with twenty-five tubes, She ran like a snake in the water and 'mads si cam so easily that -the flromon sat on the coal and sang hut the river water was so rilcy that her boilers would get seuley and go to leaking.“The tubular hollers had been con-domnod but she was using them. Wo had plugs in the aft ends of Thom to Ueop them from leaking and they were in had shape. She was running from Vicksburg to Momphis, and wc