Show Probe Is Secret LOS AIsGELTS Ma ch 2 Summonses w e issued by agen s of t e department of just ce today to a number of w tnesses ; command ng 1 1 e n to appea ere next week at an net gat on of t e al eged ' act vi es of the Co n Produc s Refin g ; company the o ca ed g co e trust on the Pac fic coast Owen W Phi 1 ps spe 1 c al exam ner for the department of jus ! t ce w 1 ar ive 1 ere Saturday to conduct j the invest gat on Isames of a 1 witnesses will be withhe d until they appear before j the exam ner I |