What has the author Norman Odya Krohn written?

Norman E. Nygaard has written:

'Champion of liberty' -- subject(s): Fiction

'A mighty fortress' -- subject(s): Accessible book

'Strength for the day' -- subject(s): Calendars, Devotional exercises

'They sought a country'

'Lew Reese and his Scio pottery'

'Strength for service to God and country' -- subject(s): Religious life, Soldiers

'Twelve against the underworld'