...courts, and commented as follows: The question, in substance, Is whether the new operation or service will serve a useful public purpose, responsive to a public demand or need ; whether this purpose can and will be served as well by existing lines or carriers; and whether it can be served by applicant...

...to meet the test of public convenience and necessity, question is whether new operation or service will serve a useful public purpose, responsive to a public demand or need; whether this purpose can and will be served as well by existing lines or carriers; whether it can be served by applicant with...

...application, the Commission clearly used its old and well established criteria, ie, whether the new operation will serve a useful public purpose, responsive to a public demand or need; whether that purpose can be served as well by existing carriers; and whether it can be served by applicant...

...whether and to what extent this statutory requirement has been met, we must determine whether the new operation will serve a useful public purpose responsive...by existing lines or carriers; and whether it can or will be served by applicant with the new operation or service proposed without endangering existing...

...statutory requirement has been met, we must determine whether the new operation will serve a useful purpose responsive to a public demand or need; whether...purpose can or will be served as well by existing carriers; and whether it can be served by applicant with the new operation or service proposed without...

...serve a useful public purpose, responsive to a public demand or need; whether this purpose can and will be served as well by existing lines or carriers; and whether it can be served byapplicant with a new operation or service proposed without endangering or impairing the operations...

...operations involves a determination of whether the operations will serve a useful purpose, responsive to public demand or need, whether this purpose can or will be served as well by existing carriers, and whether it can be served by applicant by the institution of the proposed operations,...

...whether and to what extent the statutory requirement has been met, it must be determined whether the new operation will serve a useful public purpose, responsive to a public demand or need, whether this prupose can or will be served by applicant without endangering or impairing the operations of the existing...

...too numerous to cite : The question, in substance, is whether the new operation or service will tern a useful public purpose, responsive to a public demand or need; whether this purpose can and will be served as well by existing lines or carriers ; and whether It can be served by applicant...

...Pan-American decision, supra. The question which must be resolved is whether the proposed operations will serve a useful public purpose, responsive to a public demand or need; whether the new services can be instituted without endangering or impairing the operations of existing carriers...