‘for the purpose of enabling a person to acquire practical experience in giving instruction in driving motor cars with a view to undergoing such part of the examination... as consists of a practical test of ability and fitness to instruct.’
"The Registrar may refuse to grant a licence under this section to an applicant to whom such a licence has previously been issued."
"before deciding whether or not to refuse the application, the Registrar must take into consideration any such representations made within that period."