Materiála du geavahussii : 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.

Bajilčálus : 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.

Hildobáiki : Ii hildodieđu

Dilli : Dovdameahttun