Code of Civil Procedure, 1908–Order 6, Rule 17 & Order 1, Rule 10–Rejection of application–Appreciation of–Composite application was filed under both provisions without separately mentioning the names of parties which were sought to be impleaded–Further, if the amendment is allowed, it would require impleadment of various parties, service of notice upon there would expand the suit to an unmanageable extent–Interference declined.