Jury Inv In In Los Angeles May Ia D. D A A federal grand jur jury began an Inquiry today into the alleged conspiracy on the part of ot the thc Mexican insurrectionists and allies of oC other othel nationalities to supply an aeroplane aero- aero plant plane corps t to Sonora rebels for war pu purposes purpose One of the first witnesses called d was Van M. M I. I Griffith S 'S secretary cre r of the Aero Acro Club of ot Southern California who is I said to have carried on negotiations with Glenn Martin tho the for forthe or ortho tho the flying machine that was seized d Wednesday by government agents at Tucson Griffith said he had acted in that In Instance Instance In- In stance stanco for Cor a no man from San Son Francisco but lut ut b before Coro entering the grand Jury jur chamber ho he declined to gl giva an any name names or to comment on the tho status of Didier Masson Mass asson on the French aviator and ancl his Thomas Dean who were detailed b by Tucson officers when tho trio aeroplane was s seized Assistant States State's Attorney Dudley Dudlo said tonight that undoubtedly some gome of ot the eight men involved In the alleged plot to assemble an nn aerial na navy for tor forthe forthe the Sonora rebels had escaped across the border Among Amons- tho Mexicans sought In this connection are arc Manuel Candle Alcalde a former Fortner editor of or Maderos Madero's newspaper organ In trio City 0 of Mexico and his brother Capt Joa- Joa Joaquin Joaquin quin Alcalde Alcald Another Mexican involved In- In Is Gen Santiago a who fled Mexico with the directly after atter the fall ot of Madero Federal Fedral a agents here and in Tucson believe however that the tiles o three men already have gone into Mexico with wilh another aeroplane which was reported Wednesday e as having arrived at Sonora Sonola Tills Thus machine the thc pioneer of the Mexican rebel aerial navy navr made madea tho fortifications fortifications a successful flight ht over of the forces around Guaymas yesterday according to ad advices ad- ad Ic vices Ices s received b by Manuel Tina y Cuevas Mexican consul here