(1) The court is of opinion that the sending of a registered letter containing the claim of an appeal and a bond four days before the expiration of the time allowed by law, and the failure of such letter to reach the town, clerk in time, is within the meaning of the words ‘ ‘ accident, mistake, or unforeseen cause,” as used in Gen. Laws cap. 251, § 2, and referred to in section 3. McCotter v. Town Council, 21 R. I. 425.

Petition for a trial granted.