Hartu hau. : The collected letters of Henry Northrup Castle [electronic resource] / edited by George Herbert Mead and Helen Castle Mead ; introduction by Alfred L. Castle ; foreword by Martin Krislov.

Izenburua : The collected letters of Henry Northrup Castle [electronic resource] / edited by George Herbert Mead and Helen Castle Mead ; introduction by Alfred L. Castle ; foreword by Martin Krislov.

Sailkapena : Ez dago telefono-zenbakirik.

Egoera : Ezezaguna