Roy Johnston

• Atomic and molecular clusters
• Bunting's Messiah
• Parisian architecture of the Belle Epoque
• 34 Days and Holding : America in the Balance : The 2020 Election
• All his own work: Newton Penprase
• American Phoenix
• From Fractals, Forward
• Musical Life of Nineteenth-Century Belfast
• Roderic O'Conor
• Roderic O'conor 1860-1970
• Roderic O'Conor, 1860-1940
• Roy Johnston