SELECT * FROM signature where course_id= 29%PDF-1.4 % 3 0 obj <> /Contents 4 0 R>> endobj 4 0 obj <> stream xX[o;3ɏT6oZi!JGmZޢ>9jHTQ}gICۨk<37/zr/tϜfJYku* a]5=BiC{)=ʹ?0i/~Oެ[.>SFz_x8*;$IzXn 48BA0SRR%^QzBF=HqM|bN=