''... an application to admit further evidence which might have been
adduced at the trial, should be supported
by the
affidavit of the applicant indicating the evidence desired to be used and setting forth when and how the applicant came to be aware of its existence, what efforts, if any, he made to have it
adduced at the trial, and that he is advised and believes, that if it had been so
adduced, the result would probably have been different.»